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13401062679 = 334691287697
BaseRepresentation
bin11000111101100001…
…11111110100010111
31021120221110112000210
430132300333310113
5204421133001204
610053435140503
7653043103404
oct143660776427
937527415023
1013401062679
115757606814
12271bba4733
1313574c5bb4
14911b292ab
15536775389
hex31ec3fd17

13401062679 has 8 divisors (see below), whose sum is σ = 17873248240. Its totient is φ = 8931459456.

The previous prime is 13401062669. The next prime is 13401062683. The reversal of 13401062679 is 97626010431.

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

It is not a de Polignac number, because 13401062679 - 27 = 13401062551 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 (13401062639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633442 + ... + 654255.

It is an arithmetic number, because the mean of its divisors is an integer number (2234156030).

Almost surely, 213401062679 is an apocalyptic number.

13401062679 is a deficient number, since it is larger than the sum of its proper divisors (4472185561).

13401062679 is a wasteful number, since it uses less digits than its factorization.

13401062679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291169.

The product of its (nonzero) digits is 54432, while the sum is 39.

The spelling of 13401062679 in words is "thirteen billion, four hundred one million, sixty-two thousand, six hundred seventy-nine".

Divisors: 1 3 3469 10407 1287697 3863091 4467020893 13401062679