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6913379927 = 149257180539
BaseRepresentation
bin1100111000001000…
…11100111001010111
3122211210202002101102
412130010130321113
5103124311124202
63102001420315
7333214521416
oct63404347127
918753662342
106913379927
112a28471733
12140b33a69b
1386239856c
1449824d47d
152a6e08d02
hex19c11ce57

6913379927 has 8 divisors (see below), whose sum is σ = 6986898000. Its totient is φ = 6840223744.

The previous prime is 6913379909. The next prime is 6913379933. The reversal of 6913379927 is 7299733196.

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

It is a cyclic number.

It is not a de Polignac number, because 6913379927 - 212 = 6913375831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6913379027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51977 + ... + 128562.

It is an arithmetic number, because the mean of its divisors is an integer number (873362250).

Almost surely, 26913379927 is an apocalyptic number.

6913379927 is a deficient number, since it is larger than the sum of its proper divisors (73518073).

6913379927 is a wasteful number, since it uses less digits than its factorization.

6913379927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180945.

The product of its digits is 3857868, while the sum is 56.

The square root of 6913379927 is about 83146.7373202340. The cubic root of 6913379927 is about 1905.0080188327.

The spelling of 6913379927 in words is "six billion, nine hundred thirteen million, three hundred seventy-nine thousand, nine hundred twenty-seven".

Divisors: 1 149 257 38293 180539 26900311 46398523 6913379927