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512668713 = 3235772503
BaseRepresentation
bin11110100011101…
…011010000101001
31022201200021021010
4132203223100221
52022220344323
6122512134133
715463416654
oct3643532051
91281607233
10512668713
1124342a657
12123837349
138229c58b
144c13289b
153001bc93
hex1e8eb429

512668713 has 8 divisors (see below), whose sum is σ = 683857728. Its totient is φ = 341629424.

The previous prime is 512668703. The next prime is 512668727. The reversal of 512668713 is 317866215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 512668713 - 210 = 512667689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (512668703) 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, 29181 + ... + 43322.

It is an arithmetic number, because the mean of its divisors is an integer number (85482216).

Almost surely, 2512668713 is an apocalyptic number.

It is an amenable number.

512668713 is a deficient number, since it is larger than the sum of its proper divisors (171189015).

512668713 is a wasteful number, since it uses less digits than its factorization.

512668713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74863.

The product of its digits is 60480, while the sum is 39.

The square root of 512668713 is about 22642.1887855393. The cubic root of 512668713 is about 800.3481365001.

The spelling of 512668713 in words is "five hundred twelve million, six hundred sixty-eight thousand, seven hundred thirteen".

Divisors: 1 3 2357 7071 72503 217509 170889571 512668713