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62690065 = 523545131
BaseRepresentation
bin1110111100100…
…1001100010001
311100221222121021
43233021030101
5112022040230
610115355441
71360566604
oct357111421
9140858537
1062690065
1132428a79
1218bb2b81
13ccac519
14847c33b
155784c7a
hex3bc9311

62690065 has 8 divisors (see below), whose sum is σ = 78499008. Its totient is φ = 47971440.

The previous prime is 62690053. The next prime is 62690071. The reversal of 62690065 is 56009626.

62690065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2k-62690065 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 62690065.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272451 + ... + 272680.

It is an arithmetic number, because the mean of its divisors is an integer number (9812376).

Almost surely, 262690065 is an apocalyptic number.

It is an amenable number.

62690065 is a deficient number, since it is larger than the sum of its proper divisors (15808943).

62690065 is a wasteful number, since it uses less digits than its factorization.

62690065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545159.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 62690065 is about 7917.7057914525. The cubic root of 62690065 is about 397.2521350718.

The spelling of 62690065 in words is "sixty-two million, six hundred ninety thousand, sixty-five".

Divisors: 1 5 23 115 545131 2725655 12538013 62690065