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516630980 = 22541596211
BaseRepresentation
bin11110110010110…
…010100111000100
31100000010120110202
4132302302213010
52024224142410
6123133110032
715542201525
oct3662624704
91300116422
10516630980
11245696558
12125028318
1383058c08
144c88484c
1530550ca5
hex1ecb29c4

516630980 has 24 divisors (see below), whose sum is σ = 1085360640. Its totient is φ = 206569440.

The previous prime is 516630971. The next prime is 516630997. The reversal of 516630980 is 89036615.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80075 + ... + 86285.

It is an arithmetic number, because the mean of its divisors is an integer number (45223360).

Almost surely, 2516630980 is an apocalyptic number.

It is an amenable number.

516630980 is an abundant number, since it is smaller than the sum of its proper divisors (568729660).

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

516630980 is a wasteful number, since it uses less digits than its factorization.

516630980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10379 (or 10377 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 516630980 is about 22729.5178127474. The cubic root of 516630980 is about 802.4047330808.

The spelling of 516630980 in words is "five hundred sixteen million, six hundred thirty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 4159 6211 8318 12422 16636 20795 24844 31055 41590 62110 83180 124220 25831549 51663098 103326196 129157745 258315490 516630980