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130555255 = 5131199321
BaseRepresentation
bin1111100100000…
…01110101110111
3100002122220010211
413302001311313
5231410232010
620542130251
73143462365
oct762016567
9302586124
10130555255
1167771106
1237880987
132108143c
14134a6635
15b6dd08a
hex7c81d77

130555255 has 8 divisors (see below), whose sum is σ = 157863024. Its totient is φ = 103646400.

The previous prime is 130555253. The next prime is 130555273. The reversal of 130555255 is 552555031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130555255 - 21 = 130555253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130555253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99006 + ... + 100315.

It is an arithmetic number, because the mean of its divisors is an integer number (19732878).

Almost surely, 2130555255 is an apocalyptic number.

130555255 is a deficient number, since it is larger than the sum of its proper divisors (27307769).

130555255 is a wasteful number, since it uses less digits than its factorization.

130555255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199457.

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 130555255 is about 11426.0778485008. The cubic root of 130555255 is about 507.2999106067.

The spelling of 130555255 in words is "one hundred thirty million, five hundred fifty-five thousand, two hundred fifty-five".

Divisors: 1 5 131 655 199321 996605 26111051 130555255