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513198653 = 11891134639
BaseRepresentation
bin11110100101101…
…100101000111101
31022202200012012112
4132211230220331
52022334324103
6122531343405
715501054662
oct3645545075
91282605175
10513198653
11243761820
12123a51b65
1382426856
144c22da69
15300c3cd8
hex1e96ca3d

513198653 has 16 divisors (see below), whose sum is σ = 571276800. Its totient is φ = 457121280.

The previous prime is 513198613. The next prime is 513198659. The reversal of 513198653 is 356891315.

It is not a de Polignac number, because 513198653 - 214 = 513182269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 513198653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513198659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108308 + ... + 112946.

It is an arithmetic number, because the mean of its divisors is an integer number (35704800).

Almost surely, 2513198653 is an apocalyptic number.

It is an amenable number.

513198653 is a deficient number, since it is larger than the sum of its proper divisors (58078147).

513198653 is a wasteful number, since it uses less digits than its factorization.

513198653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4852.

The product of its digits is 97200, while the sum is 41.

The square root of 513198653 is about 22653.8882534544. Note that the first 3 decimals coincide. The cubic root of 513198653 is about 800.6238118845.

The spelling of 513198653 in words is "five hundred thirteen million, one hundred ninety-eight thousand, six hundred fifty-three".

Divisors: 1 11 89 113 979 1243 4639 10057 51029 110627 412871 524207 4541581 5766277 46654423 513198653