Search a number
-
+
130131253 = 741211059
BaseRepresentation
bin1111100000110…
…10010100110101
3100001212100112001
413300122110311
5231303200003
620525055301
73140045260
oct760322465
9301770461
10130131253
116750159a
12376b7531
1320c63455
14133d5cd7
15b65761d
hex7c1a535

130131253 has 12 divisors (see below), whose sum is σ = 152451040. Its totient is φ = 108810720.

The previous prime is 130131251. The next prime is 130131283. The reversal of 130131253 is 352131031.

It is not a de Polignac number, because 130131253 - 21 = 130131251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130131253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130131251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6238 + ... + 17296.

Almost surely, 2130131253 is an apocalyptic number.

It is an amenable number.

130131253 is a deficient number, since it is larger than the sum of its proper divisors (22319787).

130131253 is an equidigital number, since it uses as much as digits as its factorization.

130131253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11148 (or 11107 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 130131253 is about 11407.5086237092. The cubic root of 130131253 is about 506.7501320156.

Adding to 130131253 its reverse (352131031), we get a palindrome (482262284).

The spelling of 130131253 in words is "one hundred thirty million, one hundred thirty-one thousand, two hundred fifty-three".

Divisors: 1 7 41 287 1681 11059 11767 77413 453419 3173933 18590179 130131253