Search a number
-
+
13013167679 = 607172112457
BaseRepresentation
bin11000001111010010…
…10010111000111111
31020120220120102010022
430013221102320333
5203122332331204
65551141202355
7640323046241
oct140751227077
936526512108
1013013167679
115578659536
1226321003bb
1312c5032325
148b63d6091
155126a35be
hex307a52e3f

13013167679 has 8 divisors (see below), whose sum is σ = 13043227008. Its totient is φ = 12983137920.

The previous prime is 13013167619. The next prime is 13013167703. The reversal of 13013167679 is 97676131031.

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 13013167679 - 28 = 13013167423 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 (13013167619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1038419 + ... + 1050875.

It is an arithmetic number, because the mean of its divisors is an integer number (1630403376).

Almost surely, 213013167679 is an apocalyptic number.

13013167679 is a deficient number, since it is larger than the sum of its proper divisors (30059329).

13013167679 is a wasteful number, since it uses less digits than its factorization.

13013167679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14785.

The product of its (nonzero) digits is 142884, while the sum is 44.

The spelling of 13013167679 in words is "thirteen billion, thirteen million, one hundred sixty-seven thousand, six hundred seventy-nine".

Divisors: 1 607 1721 12457 1044647 7561399 21438497 13013167679