Search a number
-
+
130351123 = 722819467
BaseRepresentation
bin1111100010100…
…00000000010011
3100002021112010101
413301100000103
5231332213443
620533513231
73141652300
oct761200023
9302245111
10130351123
1167641801
12377a2817
132100c556
14134520a7
15b69c84d
hex7c50013

130351123 has 12 divisors (see below), whose sum is σ = 152188632. Its totient is φ = 111320160.

The previous prime is 130351079. The next prime is 130351159. The reversal of 130351123 is 321153031.

It is a de Polignac number, because none of the positive numbers 2k-130351123 is a prime.

It is a super-2 number, since 2×1303511232 = 33982830534722258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130351123.

It is not an unprimeable number, because it can be changed into a prime (130351523) 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, 9036 + ... + 18502.

It is an arithmetic number, because the mean of its divisors is an integer number (12682386).

Almost surely, 2130351123 is an apocalyptic number.

130351123 is a deficient number, since it is larger than the sum of its proper divisors (21837509).

130351123 is an equidigital number, since it uses as much as digits as its factorization.

130351123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9762 (or 9755 counting only the distinct ones).

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

The square root of 130351123 is about 11417.1416300228. The cubic root of 130351123 is about 507.0353734071.

The spelling of 130351123 in words is "one hundred thirty million, three hundred fifty-one thousand, one hundred twenty-three".

Divisors: 1 7 49 281 1967 9467 13769 66269 463883 2660227 18621589 130351123