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130131213112 = 23173227414209
BaseRepresentation
bin111100100110001101…
…1001011101100111000
3110102220001211120011201
41321030123023230320
54113002042304422
6135440443303544
712254526026605
oct1711433135470
9412801746151
10130131213112
115020874a51a
122127881abb4
13c36b126524
146426aa36ac
1535b9631727
hex1e4c6cbb38

130131213112 has 32 divisors (see below), whose sum is σ = 246488086800. Its totient is φ = 64404373504.

The previous prime is 130131213059. The next prime is 130131213127. The reversal of 130131213112 is 211312131031.

It is a self number, because there is not a number n which added to its sum of digits gives 130131213112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107064 + ... + 521272.

Almost surely, 2130131213112 is an apocalyptic number.

It is an amenable number.

130131213112 is a deficient number, since it is larger than the sum of its proper divisors (116356873688).

130131213112 is a wasteful number, since it uses less digits than its factorization.

130131213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414615 (or 414611 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 130131213112 its reverse (211312131031), we get a palindrome (341443344143).

The spelling of 130131213112 in words is "one hundred thirty billion, one hundred thirty-one million, two hundred thirteen thousand, one hundred twelve".

Divisors: 1 2 4 8 173 227 346 454 692 908 1384 1816 39271 78542 157084 314168 414209 828418 1656836 3313672 71658157 94025443 143316314 188050886 286632628 376101772 573265256 752203544 16266401639 32532803278 65065606556 130131213112