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52717748 = 22172337911
BaseRepresentation
bin1100100100011…
…0100010110100
310200012100011012
43021012202310
5101443431443
65121531352
71210044026
oct311064264
9120170135
1052717748
1127837696
12157a3b58
13abca445
147004016
154965118
hex32468b4

52717748 has 48 divisors (see below), whose sum is σ = 104799744. Its totient is φ = 23063040.

The previous prime is 52717747. The next prime is 52717783. The reversal of 52717748 is 84771725.

It is a super-3 number, since 3×527177483 (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52717747) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 57413 + ... + 58323.

It is an arithmetic number, because the mean of its divisors is an integer number (2183328).

Almost surely, 252717748 is an apocalyptic number.

It is an amenable number.

52717748 is a deficient number, since it is larger than the sum of its proper divisors (52081996).

52717748 is a wasteful number, since it uses less digits than its factorization.

52717748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992 (or 990 counting only the distinct ones).

The product of its digits is 109760, while the sum is 41.

The square root of 52717748 is about 7260.6988644345. The cubic root of 52717748 is about 374.9605837089.

The spelling of 52717748 in words is "fifty-two million, seven hundred seventeen thousand, seven hundred forty-eight".

Divisors: 1 2 4 17 23 34 37 46 68 74 92 148 391 629 782 851 911 1258 1564 1702 1822 2516 3404 3644 14467 15487 20953 28934 30974 33707 41906 57868 61948 67414 83812 134828 356201 573019 712402 775261 1146038 1424804 1550522 2292076 3101044 13179437 26358874 52717748