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76370613 = 31117136133
BaseRepresentation
bin1001000110101…
…01001010110101
312022201000210020
410203111022311
5124022324423
611324515353
71615065564
oct443251265
9168630706
1076370613
113a122410
12216abb59
1312a8c417
14a1ddbdb
156a884e3
hex48d52b5

76370613 has 16 divisors (see below), whose sum is σ = 117619776. Its totient is φ = 43562240.

The previous prime is 76370599. The next prime is 76370669. The reversal of 76370613 is 31607367.

It is a cyclic number.

It is not a de Polignac number, because 76370613 - 26 = 76370549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76370683) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 67506 + ... + 68627.

It is an arithmetic number, because the mean of its divisors is an integer number (7351236).

Almost surely, 276370613 is an apocalyptic number.

It is an amenable number.

76370613 is a deficient number, since it is larger than the sum of its proper divisors (41249163).

76370613 is a wasteful number, since it uses less digits than its factorization.

76370613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136164.

The product of its (nonzero) digits is 15876, while the sum is 33.

The square root of 76370613 is about 8739.0281496285. The cubic root of 76370613 is about 424.2697735090.

The spelling of 76370613 in words is "seventy-six million, three hundred seventy thousand, six hundred thirteen".

Divisors: 1 3 11 17 33 51 187 561 136133 408399 1497463 2314261 4492389 6942783 25456871 76370613