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13058577379 = 61214075039
BaseRepresentation
bin11000010100101101…
…00001001111100011
31020201002000110112001
430022112201033203
5203220443434004
65555442344431
7641414035111
oct141226411743
936632013461
1013058577379
1155a1254511
12264535b117
131301571283
148bc456ab1
155166731a4
hex30a5a13e3

13058577379 has 4 divisors (see below), whose sum is σ = 13272652480. Its totient is φ = 12844502280.

The previous prime is 13058577377. The next prime is 13058577383. The reversal of 13058577379 is 97377585031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97377585031 = 214145482291.

It is a cyclic number.

It is not a de Polignac number, because 13058577379 - 21 = 13058577377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13058577377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107037459 + ... + 107037580.

It is an arithmetic number, because the mean of its divisors is an integer number (3318163120).

Almost surely, 213058577379 is an apocalyptic number.

13058577379 is a deficient number, since it is larger than the sum of its proper divisors (214075101).

13058577379 is an equidigital number, since it uses as much as digits as its factorization.

13058577379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214075100.

The product of its (nonzero) digits is 5556600, while the sum is 55.

The spelling of 13058577379 in words is "thirteen billion, fifty-eight million, five hundred seventy-seven thousand, three hundred seventy-nine".

Divisors: 1 61 214075039 13058577379