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130310140 = 22519493343
BaseRepresentation
bin1111100010001…
…01111111111100
3100002012102220111
413301011333330
5231324411030
620532555404
73141421642
oct761057774
9302172814
10130310140
1167613a34
1237782b64
1320cc69bc
1413441192
15b69062a
hex7c45ffc

130310140 has 24 divisors (see below), whose sum is σ = 273873600. Its totient is φ = 52081728.

The previous prime is 130310107. The next prime is 130310207. The reversal of 130310140 is 41013031.

It is a self number, because there is not a number n which added to its sum of digits gives 130310140.

It is a congruent number.

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, 37309 + ... + 40651.

It is an arithmetic number, because the mean of its divisors is an integer number (11411400).

Almost surely, 2130310140 is an apocalyptic number.

130310140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130310140 is an abundant number, since it is smaller than the sum of its proper divisors (143563460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130310140 is a wasteful number, since it uses less digits than its factorization.

130310140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5301 (or 5299 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 130310140 is about 11415.3466876832. The cubic root of 130310140 is about 506.9822297431.

Adding to 130310140 its reverse (41013031), we get a palindrome (171323171).

The spelling of 130310140 in words is "one hundred thirty million, three hundred ten thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 1949 3343 3898 6686 7796 9745 13372 16715 19490 33430 38980 66860 6515507 13031014 26062028 32577535 65155070 130310140