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52610660 = 22523114371
BaseRepresentation
bin1100100010110…
…0011001100100
310122222220020222
43020230121210
5101432020120
65115343512
71206116564
oct310543144
9118886228
1052610660
1127774193
1215751b98
13ab9078b
146db6da4
154943525
hex322c664

52610660 has 24 divisors (see below), whose sum is σ = 115286976. Its totient is φ = 20129120.

The previous prime is 52610647. The next prime is 52610681. The reversal of 52610660 is 6601625.

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 7 ways as a sum of consecutive naturals, for example, 56726 + ... + 57645.

It is an arithmetic number, because the mean of its divisors is an integer number (4803624).

Almost surely, 252610660 is an apocalyptic number.

It is an amenable number.

52610660 is an abundant number, since it is smaller than the sum of its proper divisors (62676316).

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

52610660 is a wasteful number, since it uses less digits than its factorization.

52610660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114403 (or 114401 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 52610660 is about 7253.3206188614. The cubic root of 52610660 is about 374.7065200082.

The spelling of 52610660 in words is "fifty-two million, six hundred ten thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 114371 228742 457484 571855 1143710 2287420 2630533 5261066 10522132 13152665 26305330 52610660