Search a number
-
+
130520095 = 55927499
BaseRepresentation
bin1111100011110…
…01010000011111
3100002121002220121
413301321100133
5231403120340
620541255411
73143255026
oct761712037
9302532817
10130520095
1167747752
1237864567
132106b434
14134978bd
15b6d294a
hex7c7941f

130520095 has 12 divisors (see below), whose sum is σ = 159345000. Its totient is φ = 102632624.

The previous prime is 130520083. The next prime is 130520099. The reversal of 130520095 is 590025031.

It is not a de Polignac number, because 130520095 - 27 = 130519967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130520099) 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, 13656 + ... + 21154.

It is an arithmetic number, because the mean of its divisors is an integer number (13278750).

Almost surely, 2130520095 is an apocalyptic number.

130520095 is a deficient number, since it is larger than the sum of its proper divisors (28824905).

130520095 is an frugal number, since it uses more digits than its factorization.

130520095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7622 (or 7563 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 130520095 is about 11424.5391591959. The cubic root of 130520095 is about 507.2543659921.

The spelling of 130520095 in words is "one hundred thirty million, five hundred twenty thousand, ninety-five".

Divisors: 1 5 59 295 3481 7499 17405 37495 442441 2212205 26104019 130520095