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479818080 = 2535574143
BaseRepresentation
bin11100100110010…
…111000101100000
31020102212021200000
4130212113011200
51440313134310
6115340100000
714614246350
oct3446270540
91212767600
10479818080
11226932475
12114834600
1378539c31
1447a20b60
152c1cd4c0
hex1c997160

479818080 has 576 divisors, whose sum is σ = 2034160128. Its totient is φ = 104509440.

The previous prime is 479818069. The next prime is 479818117. The reversal of 479818080 is 80818974.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 11158539 + ... + 11158581.

It is an arithmetic number, because the mean of its divisors is an integer number (3531528).

Almost surely, 2479818080 is an apocalyptic number.

479818080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 479818080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1017080064).

479818080 is an abundant number, since it is smaller than the sum of its proper divisors (1554342048).

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

479818080 is a wasteful number, since it uses less digits than its factorization.

479818080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 45.

The square root of 479818080 is about 21904.7501697691. The cubic root of 479818080 is about 782.8746000791.

The spelling of 479818080 in words is "four hundred seventy-nine million, eight hundred eighteen thousand, eighty".