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1310355130212 = 223236398753617
BaseRepresentation
bin10011000100010111010…
…000001000011101100100
311122021020220100120102100
4103010113100020131210
5132432101403131322
62441545134012100
7163445551555362
oct23042720103544
94567226316370
101310355130212
1146579a345847
12191b57347030
1396748545c1b
14475c8952632
1524143081dac
hex13117408764

1310355130212 has 18 divisors (see below), whose sum is σ = 3312286579238. Its totient is φ = 436785043392.

The previous prime is 1310355130159. The next prime is 1310355130243. The reversal of 1310355130212 is 2120315530131.

1310355130212 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 355 + 1 + 302 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1267731876096 + 42623254116 = 1125936^2 + 206454^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18199376773 + ... + 18199376844.

Almost surely, 21310355130212 is an apocalyptic number.

1310355130212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1310355130212 is an abundant number, since it is smaller than the sum of its proper divisors (2001931449026).

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

1310355130212 is a wasteful number, since it uses less digits than its factorization.

1310355130212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36398753627 (or 36398753622 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The spelling of 1310355130212 in words is "one trillion, three hundred ten billion, three hundred fifty-five million, one hundred thirty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 36398753617 72797507234 109196260851 145595014468 218392521702 327588782553 436785043404 655177565106 1310355130212