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38073948 = 223111719247
BaseRepresentation
bin1001000100111…
…1011001011100
32122122100122020
42101033121130
534221331243
63440020140
7641423523
oct221173134
978570566
1038073948
111a545580
1210901650
137b70c83
1450b14ba
153521283
hex244f65c

38073948 has 144 divisors (see below), whose sum is σ = 110605824. Its totient is φ = 10068480.

The previous prime is 38073941. The next prime is 38073949. The reversal of 38073948 is 84937083.

38073948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38073941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 810061 + ... + 810107.

It is an arithmetic number, because the mean of its divisors is an integer number (768096).

Almost surely, 238073948 is an apocalyptic number.

38073948 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38073948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55302912).

38073948 is an abundant number, since it is smaller than the sum of its proper divisors (72531876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38073948 is a wasteful number, since it uses less digits than its factorization.

38073948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 38073948 is about 6170.4090626149. The cubic root of 38073948 is about 336.4154795094.

The spelling of 38073948 in words is "thirty-eight million, seventy-three thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 11 12 17 19 22 33 34 38 44 47 51 57 66 68 76 94 102 114 132 141 187 188 204 209 228 282 323 361 374 418 517 561 564 627 646 722 748 799 836 893 969 1034 1083 1122 1254 1292 1444 1551 1598 1786 1938 2068 2166 2244 2397 2508 2679 3102 3196 3553 3572 3876 3971 4332 4794 5358 6137 6204 7106 7942 8789 9588 9823 10659 10716 11913 12274 14212 15181 15884 16967 17578 18411 19646 21318 23826 24548 26367 29469 30362 33934 35156 36822 39292 42636 45543 47652 50901 52734 58938 60724 67507 67868 73644 91086 101802 105468 117876 135014 166991 182172 186637 202521 203604 270028 288439 333982 373274 405042 500973 559911 576878 667964 746548 810084 865317 1001946 1119822 1153756 1730634 2003892 2239644 3172829 3461268 6345658 9518487 12691316 19036974 38073948