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130885254437 = 7591578632339
BaseRepresentation
bin111100111100101011…
…1100111110100100101
3110111211121200211102012
41321321113213310211
54121023111120222
6140043341124005
712312313210040
oct1717127476445
9414747624365
10130885254437
115056534a973
1221449259605
13c45b407622
146498ca7c57
15361092b1e2
hex1e795e7d25

130885254437 has 32 divisors (see below), whose sum is σ = 153330278400. Its totient is φ = 109409646528.

The previous prime is 130885254427. The next prime is 130885254463. The reversal of 130885254437 is 734452588031.

It is a de Polignac number, because none of the positive numbers 2k-130885254437 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 (130885254427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55956614 + ... + 55958952.

It is an arithmetic number, because the mean of its divisors is an integer number (4791571200).

Almost surely, 2130885254437 is an apocalyptic number.

It is an amenable number.

130885254437 is a deficient number, since it is larger than the sum of its proper divisors (22445023963).

130885254437 is a wasteful number, since it uses less digits than its factorization.

130885254437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3425.

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 130885254437 in words is "one hundred thirty billion, eight hundred eighty-five million, two hundred fifty-four thousand, four hundred thirty-seven".

Divisors: 1 7 59 157 413 863 1099 2339 6041 9263 16373 50917 64841 135491 138001 356419 367223 948437 966007 2018557 2570561 7993969 14129899 21666157 55957783 119094863 151663099 316913449 833664041 2218394143 18697893491 130885254437