Search a number
-
+
13013203210 = 257185902903
BaseRepresentation
bin11000001111010010…
…11011100100001010
31020120220122012212021
430013221123210022
5203122340000320
65551142035054
7640323254650
oct140751334412
936526565767
1013013203210
1155786831a7
122632118a8a
1312c5045557
148b6404dd0
155126addaa
hex307a5b90a

13013203210 has 16 divisors (see below), whose sum is σ = 26770018176. Its totient is φ = 4461669648.

The previous prime is 13013203207. The next prime is 13013203267. The reversal of 13013203210 is 1230231031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92951382 + ... + 92951521.

It is an arithmetic number, because the mean of its divisors is an integer number (1673126136).

Almost surely, 213013203210 is an apocalyptic number.

13013203210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13013203210 is an abundant number, since it is smaller than the sum of its proper divisors (13756814966).

13013203210 is a wasteful number, since it uses less digits than its factorization.

13013203210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185902917.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13013203210 its reverse (1230231031), we get a palindrome (14243434241).

The spelling of 13013203210 in words is "thirteen billion, thirteen million, two hundred three thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 70 185902903 371805806 929514515 1301320321 1859029030 2602640642 6506601605 13013203210