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64056 = 23317157
BaseRepresentation
bin1111101000111000
310020212110
433220320
54022211
61212320
7354516
oct175070
9106773
1064056
1144143
12310a0
1323205
14194b6
1513ea6
hexfa38

64056 has 32 divisors (see below), whose sum is σ = 170640. Its totient is φ = 19968.

The previous prime is 64037. The next prime is 64063. The reversal of 64056 is 65046.

It is a super-2 number, since 2×640562 = 8206342272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330 + ... + 486.

264056 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 64056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85320).

64056 is an abundant number, since it is smaller than the sum of its proper divisors (106584).

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

64056 is a wasteful number, since it uses less digits than its factorization.

64056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 64056 is about 253.0928683310. The cubic root of 64056 is about 40.0116632655.

Subtracting from 64056 its product of nonzero digits (720), we obtain a palindrome (63336).

Subtracting 64056 from its reverse (65046), we obtain a triangular number (990 = T44).

It can be divided in two parts, 640 and 56, that added together give a palindrome (696).

The spelling of 64056 in words is "sixty-four thousand, fifty-six", and thus it is an eban number.

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 157 204 314 408 471 628 942 1256 1884 2669 3768 5338 8007 10676 16014 21352 32028 64056