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13001236013 = 172333251243
BaseRepresentation
bin11000001101110111…
…10001111000101101
31020120002010012221202
430012323301320231
5203111304023023
65550033335245
7640116453113
oct140673617055
936502105852
1013001236013
11557194a057
12262a107525
1312c271547c
148b49abab3
155115e8128
hex306ef1e2d

13001236013 has 8 divisors (see below), whose sum is σ = 14364537408. Its totient is φ = 11704437184.

The previous prime is 13001235991. The next prime is 13001236049. The reversal of 13001236013 is 31063210031.

It is a happy number.

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 13001236013 - 210 = 13001234989 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 (13001236063) 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, 16625231 + ... + 16626012.

It is an arithmetic number, because the mean of its divisors is an integer number (1795567176).

Almost surely, 213001236013 is an apocalyptic number.

It is an amenable number.

13001236013 is a deficient number, since it is larger than the sum of its proper divisors (1363301395).

13001236013 is a wasteful number, since it uses less digits than its factorization.

13001236013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33251283.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 13001236013 its reverse (31063210031), we get a palindrome (44064446044).

The spelling of 13001236013 in words is "thirteen billion, one million, two hundred thirty-six thousand, thirteen".

Divisors: 1 17 23 391 33251243 565271131 764778589 13001236013