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76796013 = 373656953
BaseRepresentation
bin1001001001111…
…01000001101101
312100111122022210
410210331001231
5124124433023
611342001033
71621520040
oct444750155
9170448283
1076796013
113a392a88
1221876179
1312baac38
14a2b0c57
156b1e593
hex493d06d

76796013 has 8 divisors (see below), whose sum is σ = 117022528. Its totient is φ = 43883424.

The previous prime is 76795997. The next prime is 76796063. The reversal of 76796013 is 31069767.

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

It is not a de Polignac number, because 76796013 - 24 = 76795997 is a prime.

It is a super-2 number, since 2×767960132 = 11795255225392338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76796063) 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 7 ways as a sum of consecutive naturals, for example, 1828456 + ... + 1828497.

It is an arithmetic number, because the mean of its divisors is an integer number (14627816).

Almost surely, 276796013 is an apocalyptic number.

It is an amenable number.

76796013 is a deficient number, since it is larger than the sum of its proper divisors (40226515).

76796013 is a wasteful number, since it uses less digits than its factorization.

76796013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3656963.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 76796013 is about 8763.3334411056. Note that the first 3 decimals coincide. The cubic root of 76796013 is about 425.0560719560.

The spelling of 76796013 in words is "seventy-six million, seven hundred ninety-six thousand, thirteen".

Divisors: 1 3 7 21 3656953 10970859 25598671 76796013