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8689056 = 25390511
BaseRepresentation
bin100001001001…
…010110100000
3121100110010220
4201021112200
54211022211
6510123040
7133566345
oct41112640
917313126
108689056
1149a5242
122ab0480
131a52c6c
1412227cc
15b69806
hex8495a0

8689056 has 24 divisors (see below), whose sum is σ = 22809024. Its totient is φ = 2896320.

The previous prime is 8689039. The next prime is 8689063. The reversal of 8689056 is 6509868.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×86890562 = 150999388342272, which contains 22 as substring.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 8688999 and 8689017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45160 + ... + 45351.

It is an arithmetic number, because the mean of its divisors is an integer number (950376).

Almost surely, 28689056 is an apocalyptic number.

It is an amenable number.

8689056 is an abundant number, since it is smaller than the sum of its proper divisors (14119968).

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

8689056 is a wasteful number, since it uses less digits than its factorization.

8689056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90524 (or 90516 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 8689056 is about 2947.7204752147. The cubic root of 8689056 is about 205.5847354512.

The spelling of 8689056 in words is "eight million, six hundred eighty-nine thousand, fifty-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 90511 181022 271533 362044 543066 724088 1086132 1448176 2172264 2896352 4344528 8689056