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52542512 = 24111721033
BaseRepresentation
bin1100100001101…
…1110000110000
310122212102202222
43020123300300
5101422330022
65114100212
71205414111
oct310336060
9118772688
1052542512
1127727a70
121571a668
13ab68759
146d9a208
15492d242
hex321bc30

52542512 has 60 divisors (see below), whose sum is σ = 118086936. Its totient is φ = 22456320.

The previous prime is 52542493. The next prime is 52542521. The reversal of 52542512 is 21524525.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50348 + ... + 51380.

Almost surely, 252542512 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 52542512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59043468).

52542512 is an abundant number, since it is smaller than the sum of its proper divisors (65544424).

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

52542512 is a wasteful number, since it uses less digits than its factorization.

52542512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086 (or 1063 counting only the distinct ones).

The product of its digits is 4000, while the sum is 26.

The square root of 52542512 is about 7248.6213861672. The cubic root of 52542512 is about 374.5446609637.

The spelling of 52542512 in words is "fifty-two million, five hundred forty-two thousand, five hundred twelve".

Divisors: 1 2 4 8 11 16 17 22 34 44 68 88 136 176 187 272 289 374 578 748 1033 1156 1496 2066 2312 2992 3179 4132 4624 6358 8264 11363 12716 16528 17561 22726 25432 35122 45452 50864 70244 90904 140488 181808 193171 280976 298537 386342 597074 772684 1194148 1545368 2388296 3090736 3283907 4776592 6567814 13135628 26271256 52542512