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513007117546120 = 23512825177938653
BaseRepresentation
bin111010010100100111100011…
…1000000100011001010001000
32111021102000001001222222110021
41310221033013000203022020
51014220102034042433440
65015024114420030224
7213025353416036521
oct16451170700431210
92437360031888407
10513007117546120
1113950710787228a
1249654271832374
1319033495b00052
149097969879848
153e4975bd6c84a
hex1d293c7023288

513007117546120 has 16 divisors (see below), whose sum is σ = 1154266014478860. Its totient is φ = 205202847018432.

The previous prime is 513007117546097. The next prime is 513007117546139. The reversal of 513007117546120 is 21645711700315.

It can be written as a sum of positive squares in 2 ways, for example, as 494930521797156 + 18076595748964 = 22247034^2 + 4251658^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6412588969287 + ... + 6412588969366.

Almost surely, 2513007117546120 is an apocalyptic number.

It is an amenable number.

513007117546120 is an abundant number, since it is smaller than the sum of its proper divisors (641258896932740).

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

513007117546120 is a wasteful number, since it uses less digits than its factorization.

513007117546120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12825177938664 (or 12825177938660 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 43.

The spelling of 513007117546120 in words is "five hundred thirteen trillion, seven billion, one hundred seventeen million, five hundred forty-six thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 12825177938653 25650355877306 51300711754612 64125889693265 102601423509224 128251779386530 256503558773060 513007117546120