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52432005 = 3531112757
BaseRepresentation
bin1100100000000…
…0110010000101
310122122211012010
43020000302011
5101410311010
65111444433
71204443663
oct310006205
9118584163
1052432005
1127661a3a
1215686719
13ab2a372
146d6bc33
15490a620
hex3200c85

52432005 has 16 divisors (see below), whose sum is σ = 86598144. Its totient is φ = 27061440.

The previous prime is 52431991. The next prime is 52432021. The reversal of 52432005 is 50023425.

It is not a de Polignac number, because 52432005 - 26 = 52431941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55914 + ... + 56843.

It is an arithmetic number, because the mean of its divisors is an integer number (5412384).

Almost surely, 252432005 is an apocalyptic number.

It is an amenable number.

52432005 is a deficient number, since it is larger than the sum of its proper divisors (34166139).

52432005 is a wasteful number, since it uses less digits than its factorization.

52432005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112796.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 52432005 is about 7240.9947521042. The cubic root of 52432005 is about 374.2818968632.

The spelling of 52432005 in words is "fifty-two million, four hundred thirty-two thousand, five".

Divisors: 1 3 5 15 31 93 155 465 112757 338271 563785 1691355 3495467 10486401 17477335 52432005