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130710140 = 22511594137
BaseRepresentation
bin1111100101001…
…11101001111100
3100002221202121022
413302213221330
5231430211030
620545323312
73145006061
oct762475174
9302852538
10130710140
1167867510
1237936538
1321106aa2
1413506c68
15b71dde5
hex7ca7a7c

130710140 has 24 divisors (see below), whose sum is σ = 299445552. Its totient is φ = 47530880.

The previous prime is 130710131. The next prime is 130710157. The reversal of 130710140 is 41017031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296849 + ... + 297288.

It is an arithmetic number, because the mean of its divisors is an integer number (12476898).

Almost surely, 2130710140 is an apocalyptic number.

130710140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130710140 is an abundant number, since it is smaller than the sum of its proper divisors (168735412).

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

130710140 is a wasteful number, since it uses less digits than its factorization.

130710140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594157 (or 594155 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 130710140 is about 11432.8535370659. The cubic root of 130710140 is about 507.5004440774.

Adding to 130710140 its reverse (41017031), we get a palindrome (171727171).

The spelling of 130710140 in words is "one hundred thirty million, seven hundred ten thousand, one hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 594137 1188274 2376548 2970685 5941370 6535507 11882740 13071014 26142028 32677535 65355070 130710140