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130551455 = 553492647
BaseRepresentation
bin1111100100000…
…00111010011111
3100002122200221002
413302000322133
5231410121310
620542100515
73143445326
oct762007237
9302580832
10130551455
1167769271
123787a73b
132107c7a8
14134a50bd
15b6dbda5
hex7c80e9f

130551455 has 8 divisors (see below), whose sum is σ = 159617952. Its totient is φ = 102470368.

The previous prime is 130551439. The next prime is 130551457. The reversal of 130551455 is 554155031.

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

It is a cyclic number.

It is not a de Polignac number, because 130551455 - 24 = 130551439 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 (130551457) 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, 246059 + ... + 246588.

It is an arithmetic number, because the mean of its divisors is an integer number (19952244).

Almost surely, 2130551455 is an apocalyptic number.

130551455 is a deficient number, since it is larger than the sum of its proper divisors (29066497).

130551455 is an equidigital number, since it uses as much as digits as its factorization.

130551455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492705.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 130551455 is about 11425.9115610090. The cubic root of 130551455 is about 507.2949886591.

The spelling of 130551455 in words is "one hundred thirty million, five hundred fifty-one thousand, four hundred fifty-five".

Divisors: 1 5 53 265 492647 2463235 26110291 130551455