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130427262 = 23277913103
BaseRepresentation
bin1111100011000…
…10100101111110
3100002102101120100
413301202211332
5231342133022
620535301530
73142420260
oct761424576
9302371510
10130427262
1167693a29
123781a8a6
13210380c4
1413471b30
15b6b51ac
hex7c6297e

130427262 has 48 divisors (see below), whose sum is σ = 327075840. Its totient is φ = 36790416.

The previous prime is 130427207. The next prime is 130427263. The reversal of 130427262 is 262724031.

It is a super-2 number, since 2×1304272622 = 34022541345633288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130427263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3403 + ... + 16505.

It is an arithmetic number, because the mean of its divisors is an integer number (6814080).

Almost surely, 2130427262 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130427262, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163537920).

130427262 is an abundant number, since it is smaller than the sum of its proper divisors (196648578).

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

130427262 is a wasteful number, since it uses less digits than its factorization.

130427262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13197 (or 13194 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 130427262 is about 11420.4755592751. The cubic root of 130427262 is about 507.1340751580.

The spelling of 130427262 in words is "one hundred thirty million, four hundred twenty-seven thousand, two hundred sixty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 79 126 158 237 474 553 711 1106 1422 1659 3318 4977 9954 13103 26206 39309 78618 91721 117927 183442 235854 275163 550326 825489 1035137 1650978 2070274 3105411 6210822 7245959 9316233 14491918 18632466 21737877 43475754 65213631 130427262