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508380980 = 225142317863
BaseRepresentation
bin11110010011010…
…100011100110100
31022102121102121012
4132103110130310
52020121142410
6122240211352
715412111202
oct3623243464
91272542535
10508380980
11240a71178
12122309b58
138142aa63
144b738072
152e971605
hex1e4d4734

508380980 has 24 divisors (see below), whose sum is σ = 1068410112. Its totient is φ = 203198112.

The previous prime is 508380923. The next prime is 508381007. The reversal of 508380980 is 89083805.

It is a congruent number.

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, 19529 + ... + 37391.

It is an arithmetic number, because the mean of its divisors is an integer number (44517088).

Almost surely, 2508380980 is an apocalyptic number.

It is an amenable number.

508380980 is an abundant number, since it is smaller than the sum of its proper divisors (560029132).

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

508380980 is a wasteful number, since it uses less digits than its factorization.

508380980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19295 (or 19293 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 508380980 is about 22547.3053822402. The cubic root of 508380980 is about 798.1106351383.

The spelling of 508380980 in words is "five hundred eight million, three hundred eighty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 1423 2846 5692 7115 14230 17863 28460 35726 71452 89315 178630 357260 25419049 50838098 101676196 127095245 254190490 508380980