Search a number
-
+
13045024013 = 72816631939
BaseRepresentation
bin11000010011000101…
…10100010100001101
31020200010111212210112
430021202310110031
5203204011232023
65554240045405
7641160605660
oct141142642415
936603455715
1013045024013
11559463768a
122640903865
1312cb807228
148ba7296d7
15515397478
hex3098b450d

13045024013 has 8 divisors (see below), whose sum is σ = 14961656640. Its totient is φ = 11141655840.

The previous prime is 13045023983. The next prime is 13045024021. The reversal of 13045024013 is 31042054031.

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

It is not a de Polignac number, because 13045024013 - 210 = 13045022989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13045024013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13045020013) 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, 3314003 + ... + 3317936.

It is an arithmetic number, because the mean of its divisors is an integer number (1870207080).

Almost surely, 213045024013 is an apocalyptic number.

It is an amenable number.

13045024013 is a deficient number, since it is larger than the sum of its proper divisors (1916632627).

13045024013 is an equidigital number, since it uses as much as digits as its factorization.

13045024013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6632227.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 13045024013 its reverse (31042054031), we get a palindrome (44087078044).

The spelling of 13045024013 in words is "thirteen billion, forty-five million, twenty-four thousand, thirteen".

Divisors: 1 7 281 1967 6631939 46423573 1863574859 13045024013