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513190412 = 227151121379
BaseRepresentation
bin11110100101101…
…010101000001100
31022202122202220022
4132211222220030
52022334043122
6122531241312
715501021650
oct3645525014
91282582808
10513190412
11243756609
12123a49238
1382422b87
144c22aa60
15300c1642
hex1e96aa0c

513190412 has 24 divisors (see below), whose sum is σ = 1033186560. Its totient is φ = 218480400.

The previous prime is 513190331. The next prime is 513190417. The reversal of 513190412 is 214091315.

It is not an unprimeable number, because it can be changed into a prime (513190417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56462 + ... + 64917.

It is an arithmetic number, because the mean of its divisors is an integer number (43049440).

Almost surely, 2513190412 is an apocalyptic number.

It is an amenable number.

513190412 is an abundant number, since it is smaller than the sum of its proper divisors (519996148).

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

513190412 is a wasteful number, since it uses less digits than its factorization.

513190412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121541 (or 121539 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 513190412 is about 22653.7063634188. The cubic root of 513190412 is about 800.6195263600.

The spelling of 513190412 in words is "five hundred thirteen million, one hundred ninety thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 151 302 604 1057 2114 4228 121379 242758 485516 849653 1699306 3398612 18328229 36656458 73312916 128297603 256595206 513190412