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48768680 = 23541131227
BaseRepresentation
bin1011101000001…
…0011010101000
310101202201001102
42322002122220
544441044210
64501140532
71131345512
oct272023250
9111681042
1048768680
112558a6a4
12143ba748
13a146b0c
146696bb2
154434ea5
hex2e826a8

48768680 has 64 divisors (see below), whose sum is σ = 113762880. Its totient is φ = 18803200.

The previous prime is 48768677. The next prime is 48768683. The reversal of 48768680 is 8686784.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (48768677) and next prime (48768683).

It is not an unprimeable number, because it can be changed into a prime (48768683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214727 + ... + 214953.

It is an arithmetic number, because the mean of its divisors is an integer number (1777545).

Almost surely, 248768680 is an apocalyptic number.

48768680 is a gapful number since it is divisible by the number (40) 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 48768680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56881440).

48768680 is an abundant number, since it is smaller than the sum of its proper divisors (64994200).

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

48768680 is a wasteful number, since it uses less digits than its factorization.

48768680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 47.

The square root of 48768680 is about 6983.4575963487. The cubic root of 48768680 is about 365.3538321506.

The spelling of 48768680 in words is "forty-eight million, seven hundred sixty-eight thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 41 82 131 164 205 227 262 328 410 454 524 655 820 908 1048 1135 1310 1640 1816 2270 2620 4540 5240 5371 9080 9307 10742 18614 21484 26855 29737 37228 42968 46535 53710 59474 74456 93070 107420 118948 148685 186140 214840 237896 297370 372280 594740 1189480 1219217 2438434 4876868 6096085 9753736 12192170 24384340 48768680