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512880897 = 31131512923
BaseRepresentation
bin11110100100011…
…111000100000001
31022202002001022210
4132210133010001
52022244142042
6122520452333
715465262404
oct3644370401
91282061283
10512880897
11243565011
1212391a0a9
1382345029
144c189d3b
153005ea9c
hex1e91f101

512880897 has 8 divisors (see below), whose sum is σ = 689893344. Its totient is φ = 338894528.

The previous prime is 512880883. The next prime is 512880917. The reversal of 512880897 is 798088215.

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 512880897 - 212 = 512876801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (512880827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756123 + ... + 756800.

It is an arithmetic number, because the mean of its divisors is an integer number (86236668).

Almost surely, 2512880897 is an apocalyptic number.

It is an amenable number.

512880897 is a deficient number, since it is larger than the sum of its proper divisors (177012447).

512880897 is a wasteful number, since it uses less digits than its factorization.

512880897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513039.

The product of its (nonzero) digits is 322560, while the sum is 48.

The square root of 512880897 is about 22646.8738902304. The cubic root of 512880897 is about 800.4585376496.

The spelling of 512880897 in words is "five hundred twelve million, eight hundred eighty thousand, eight hundred ninety-seven".

Divisors: 1 3 113 339 1512923 4538769 170960299 512880897