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7993056 = 253139599
BaseRepresentation
bin11110011111011011100000
3120001002102010
4132133123200
54021234211
6443152520
7124640241
oct36373340
916032363
107993056
11456a335
122815740
13186b226
1410c0cc8
15a7d4a6
hex79f6e0

7993056 has 48 divisors (see below), whose sum is σ = 21168000. Its totient is φ = 2640768.

The previous prime is 7993021. The next prime is 7993057. The reversal of 7993056 is 6503997.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7993057) 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, 13045 + ... + 13643.

It is an arithmetic number, because the mean of its divisors is an integer number (441000).

Almost surely, 27993056 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 7993056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10584000).

7993056 is an abundant number, since it is smaller than the sum of its proper divisors (13174944).

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

7993056 is a wasteful number, since it uses less digits than its factorization.

7993056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 39.

The square root of 7993056 is about 2827.1993208828. The cubic root of 7993056 is about 199.9421165825.

The spelling of 7993056 in words is "seven million, nine hundred ninety-three thousand, fifty-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 139 278 417 556 599 834 1112 1198 1668 1797 2224 2396 3336 3594 4448 4792 6672 7188 9584 13344 14376 19168 28752 57504 83261 166522 249783 333044 499566 666088 999132 1332176 1998264 2664352 3996528 7993056