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55716465 = 3572323071
BaseRepresentation
bin1101010010001…
…0101001110001
310212211200121210
43110202221301
5103230411330
65310110333
71244403450
oct324425161
9125750553
1055716465
11294a5672
12167ab3a9
13b70a32c
147584b97
154d588b0
hex3522a71

55716465 has 32 divisors (see below), whose sum is σ = 106315776. Its totient is φ = 24361920.

The previous prime is 55716439. The next prime is 55716481. The reversal of 55716465 is 56461755.

It is not a de Polignac number, because 55716465 - 214 = 55700081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9121 + ... + 13950.

It is an arithmetic number, because the mean of its divisors is an integer number (3322368).

Almost surely, 255716465 is an apocalyptic number.

It is an amenable number.

55716465 is a deficient number, since it is larger than the sum of its proper divisors (50599311).

55716465 is a wasteful number, since it uses less digits than its factorization.

55716465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23109.

The product of its digits is 126000, while the sum is 39.

The square root of 55716465 is about 7464.3462540265. The cubic root of 55716465 is about 381.9394497560.

The spelling of 55716465 in words is "fifty-five million, seven hundred sixteen thousand, four hundred sixty-five".

Divisors: 1 3 5 7 15 21 23 35 69 105 115 161 345 483 805 2415 23071 69213 115355 161497 346065 484491 530633 807485 1591899 2422455 2653165 3714431 7959495 11143293 18572155 55716465