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479005980 = 22357983433
BaseRepresentation
bin11100100011010…
…000110100011100
31020101100000200020
4130203100310130
51440111142410
6115310432140
714604324615
oct3443206434
91211300606
10479005980
11226428312
12114502650
13783143bb
144788cc0c
152c0bca70
hex1c8d0d1c

479005980 has 24 divisors (see below), whose sum is σ = 1341216912. Its totient is φ = 127734912.

The previous prime is 479005949. The next prime is 479005987. The reversal of 479005980 is 89500974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479005987) 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, 3991657 + ... + 3991776.

It is an arithmetic number, because the mean of its divisors is an integer number (55884038).

Almost surely, 2479005980 is an apocalyptic number.

It is an amenable number.

479005980 is an abundant number, since it is smaller than the sum of its proper divisors (862210932).

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

479005980 is a wasteful number, since it uses less digits than its factorization.

479005980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7983445 (or 7983443 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 479005980 is about 21886.2052444000. The cubic root of 479005980 is about 782.4326746133.

The spelling of 479005980 in words is "four hundred seventy-nine million, five thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 7983433 15966866 23950299 31933732 39917165 47900598 79834330 95801196 119751495 159668660 239502990 479005980