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13013032013 = 127814712577
BaseRepresentation
bin11000001111010001…
…10001110001001101
31020120220022112000122
430013220301301031
5203122314011023
65551134234325
7640321642562
oct140750616115
936526275018
1013013032013
115578576613
1226320559a5
1312c4cb5657
148b639c869
155126782c8
hex307a31c4d

13013032013 has 8 divisors (see below), whose sum is σ = 13118149632. Its totient is φ = 12907956096.

The previous prime is 13013032009. The next prime is 13013032031. The reversal of 13013032013 is 31023031031.

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 13013032013 - 22 = 13013032009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13013031982 and 13013032000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13013032073) 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, 1028381 + ... + 1040957.

It is an arithmetic number, because the mean of its divisors is an integer number (1639768704).

Almost surely, 213013032013 is an apocalyptic number.

It is an amenable number.

13013032013 is a deficient number, since it is larger than the sum of its proper divisors (105117619).

13013032013 is a wasteful number, since it uses less digits than its factorization.

13013032013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20851.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 13013032013 its reverse (31023031031), we get a palindrome (44036063044).

The spelling of 13013032013 in words is "thirteen billion, thirteen million, thirty-two thousand, thirteen".

Divisors: 1 127 8147 12577 1034669 1597279 102464819 13013032013