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130935697854 = 23131697998867
BaseRepresentation
bin111100111110001100…
…0000011000110111110
3110111222010121121202220
41321330120003012332
54121124014312404
6140052342230210
712313465032303
oct1717430030676
9414863547686
10130935697854
1150590873845
1221462125366
13c4689b97c0
1464a18790aa
1536150924d9
hex1e7c6031be

130935697854 has 32 divisors (see below), whose sum is σ = 282034811520. Its totient is φ = 40285126752.

The previous prime is 130935697853. The next prime is 130935697873. The reversal of 130935697854 is 458796539031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130935697853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1274929 + ... + 1373795.

It is an arithmetic number, because the mean of its divisors is an integer number (8813587860).

Almost surely, 2130935697854 is an apocalyptic number.

130935697854 is an abundant number, since it is smaller than the sum of its proper divisors (151099113666).

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

130935697854 is a wasteful number, since it uses less digits than its factorization.

130935697854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115864.

The product of its (nonzero) digits is 24494400, while the sum is 60.

The spelling of 130935697854 in words is "one hundred thirty billion, nine hundred thirty-five million, six hundred ninety-seven thousand, eight hundred fifty-four".

Divisors: 1 2 3 6 13 26 39 78 16979 33958 50937 98867 101874 197734 220727 296601 441454 593202 662181 1285271 1324362 2570542 3855813 7711626 1678662793 3357325586 5035988379 10071976758 21822616309 43645232618 65467848927 130935697854