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130812574282 = 21326339748187
BaseRepresentation
bin111100111010100001…
…0010111101001001010
3110111122112221021222121
41321311002113221022
54120401004334112
6140032223241454
712310441351405
oct1716502275112
9414575837877
10130812574282
1150528319225
1221428a4928a
13c44933ac10
14648d388d3c
153609371407
hex1e75097a4a

130812574282 has 32 divisors (see below), whose sum is σ = 212654800512. Its totient is φ = 59992726464.

The previous prime is 130812574259. The next prime is 130812574307. The reversal of 130812574282 is 282475218031.

It is a super-2 number, since 2×1308125742822 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2690593 + ... + 2738779.

It is an arithmetic number, because the mean of its divisors is an integer number (6645462516).

Almost surely, 2130812574282 is an apocalyptic number.

130812574282 is a deficient number, since it is larger than the sum of its proper divisors (81842226230).

130812574282 is a wasteful number, since it uses less digits than its factorization.

130812574282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48862.

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 130812574282 in words is "one hundred thirty billion, eight hundred twelve million, five hundred seventy-four thousand, two hundred eighty-two".

Divisors: 1 2 13 26 263 397 526 794 3419 5161 6838 10322 48187 96374 104411 208822 626431 1252862 1357343 2714686 12673181 19130239 25346362 38260478 164751353 248693107 329502706 497386214 5031252857 10062505714 65406287141 130812574282