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479760980 = 225233102953
BaseRepresentation
bin11100100110001…
…001001001010100
31020102202101100012
4130212021021110
51440304322410
6115334535352
714613621026
oct3446111124
91212671305
10479760980
112268a3586
12114807558
1378519c4a
1447a08016
152c1bb605
hex1c989254

479760980 has 24 divisors (see below), whose sum is σ = 1011831912. Its totient is φ = 191078912.

The previous prime is 479760977. The next prime is 479760989. The reversal of 479760980 is 89067974.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7828804 + 471932176 = 2798^2 + 21724^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479760989) 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, 46817 + ... + 56136.

It is an arithmetic number, because the mean of its divisors is an integer number (42159663).

Almost surely, 2479760980 is an apocalyptic number.

It is an amenable number.

479760980 is an abundant number, since it is smaller than the sum of its proper divisors (532070932).

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

479760980 is a wasteful number, since it uses less digits than its factorization.

479760980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103195 (or 103193 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 479760980 is about 21903.4467607270. The cubic root of 479760980 is about 782.8435439247.

The spelling of 479760980 in words is "four hundred seventy-nine million, seven hundred sixty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 233 466 932 1165 2330 4660 102953 205906 411812 514765 1029530 2059060 23988049 47976098 95952196 119940245 239880490 479760980