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76264013 = 710894859
BaseRepresentation
bin1001000101110…
…11001001001101
312022111121120002
410202323021031
5124010422023
611322334045
71614143030
oct442731115
9168447502
1076264013
113a05a311
122165a325
1312a52a47
14a1b3017
156a66b28
hex48bb24d

76264013 has 4 divisors (see below), whose sum is σ = 87158880. Its totient is φ = 65369148.

The previous prime is 76264009. The next prime is 76264063. The reversal of 76264013 is 31046267.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 76264013 - 22 = 76264009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76264003) 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 3 ways as a sum of consecutive naturals, for example, 5447423 + ... + 5447436.

It is an arithmetic number, because the mean of its divisors is an integer number (21789720).

Almost surely, 276264013 is an apocalyptic number.

It is an amenable number.

76264013 is a deficient number, since it is larger than the sum of its proper divisors (10894867).

76264013 is a wasteful number, since it uses less digits than its factorization.

76264013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10894866.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 76264013 is about 8732.9269434709. The cubic root of 76264013 is about 424.0722794928.

The spelling of 76264013 in words is "seventy-six million, two hundred sixty-four thousand, thirteen".

Divisors: 1 7 10894859 76264013