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93072 = 2437277
BaseRepresentation
bin10110101110010000
311201200010
4112232100
510434242
61554520
7535230
oct265620
9151603
1093072
1163a21
1245a40
1333495
1425cc0
151c89c
hex16b90

93072 has 40 divisors (see below), whose sum is σ = 275776. Its totient is φ = 26496.

The previous prime is 93059. The next prime is 93077. The reversal of 93072 is 27039.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (93077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198 + ... + 474.

293072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 93072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137888).

93072 is an abundant number, since it is smaller than the sum of its proper divisors (182704).

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

93072 is a wasteful number, since it uses less digits than its factorization.

93072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 289 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 93072 is about 305.0770394507. The cubic root of 93072 is about 45.3182379575.

It can be divided in two parts, 9 and 3072, that added together give a triangular number (3081 = T78).

The spelling of 93072 in words is "ninety-three thousand, seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 277 336 554 831 1108 1662 1939 2216 3324 3878 4432 5817 6648 7756 11634 13296 15512 23268 31024 46536 93072