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52660430 = 255266043
BaseRepresentation
bin1100100011100…
…0100011001110
310200002102112022
43020320203032
5101440113210
65120410142
71206414644
oct310704316
9120072468
1052660430
11277a8619
1215776952
13abaa324
146dcb194
154953155
hex32388ce

52660430 has 8 divisors (see below), whose sum is σ = 94788792. Its totient is φ = 21064168.

The previous prime is 52660411. The next prime is 52660453. The reversal of 52660430 is 3406625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 52660430.

It is a congruent number.

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, 2633012 + ... + 2633031.

It is an arithmetic number, because the mean of its divisors is an integer number (11848599).

Almost surely, 252660430 is an apocalyptic number.

52660430 is a deficient number, since it is larger than the sum of its proper divisors (42128362).

52660430 is a wasteful number, since it uses less digits than its factorization.

52660430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266050.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 52660430 is about 7256.7506502566. The cubic root of 52660430 is about 374.8246409736.

The spelling of 52660430 in words is "fifty-two million, six hundred sixty thousand, four hundred thirty".

Divisors: 1 2 5 10 5266043 10532086 26330215 52660430