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580280076 = 223216118891
BaseRepresentation
bin100010100101100…
…101111100001100
31111102220021121200
4202211211330030
52142022430301
6133325225500
720244204435
oct4245457414
91442807550
10580280076
1127860a012
12142402290
13932b2abc
14570d248c
1535e24c86
hex22965f0c

580280076 has 18 divisors (see below), whose sum is σ = 1466819172. Its totient is φ = 193426680.

The previous prime is 580280069. The next prime is 580280081. The reversal of 580280076 is 670082085.

580280076 is a `hidden beast` number, since 580 + 2 + 8 + 0 + 0 + 76 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 16118891 = 580280076 / (5 + 8 + 0 + 2 + 8 + 0 + 0 + 7 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 580280076.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8059410 + ... + 8059481.

It is an arithmetic number, because the mean of its divisors is an integer number (81489954).

Almost surely, 2580280076 is an apocalyptic number.

It is an amenable number.

580280076 is an abundant number, since it is smaller than the sum of its proper divisors (886539096).

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

580280076 is a wasteful number, since it uses less digits than its factorization.

580280076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16118901 (or 16118896 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 580280076 is about 24089.0032172359. The cubic root of 580280076 is about 834.0893060345.

The spelling of 580280076 in words is "five hundred eighty million, two hundred eighty thousand, seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 16118891 32237782 48356673 64475564 96713346 145070019 193426692 290140038 580280076