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52888904 = 23171572477
BaseRepresentation
bin1100100111000…
…0010101001000
310200112000221022
43021300111020
5102014421104
65125332012
71211356025
oct311602510
9120460838
1052888904
1127944242
1215867008
13ac5a313
14704a54c
15499abbe
hex3270548

52888904 has 32 divisors (see below), whose sum is σ = 105711480. Its totient is φ = 24720384.

The previous prime is 52888879. The next prime is 52888907. The reversal of 52888904 is 40988825.

It can be written as a sum of positive squares in 4 ways, for example, as 46648900 + 6240004 = 6830^2 + 2498^2 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (52888907) 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, 20114 + ... + 22590.

Almost surely, 252888904 is an apocalyptic number.

It is an amenable number.

52888904 is a deficient number, since it is larger than the sum of its proper divisors (52822576).

52888904 is a wasteful number, since it uses less digits than its factorization.

52888904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2657 (or 2653 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 44.

The square root of 52888904 is about 7272.4757820154. The cubic root of 52888904 is about 375.3659337601.

The spelling of 52888904 in words is "fifty-two million, eight hundred eighty-eight thousand, nine hundred four".

Divisors: 1 2 4 8 17 34 68 136 157 314 628 1256 2477 2669 4954 5338 9908 10676 19816 21352 42109 84218 168436 336872 388889 777778 1555556 3111112 6611113 13222226 26444452 52888904