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580020 = 223571381
BaseRepresentation
bin10001101100110110100
31002110122020
42031212310
5122030040
620233140
74634010
oct2154664
91073566
10580020
11366861
1223b7b0
1317400c
14111540
15b6cd0
hex8d9b4

580020 has 48 divisors (see below), whose sum is σ = 1857408. Its totient is φ = 132480.

The previous prime is 580001. The next prime is 580031. The reversal of 580020 is 20085.

580020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271 + ... + 1110.

It is an arithmetic number, because the mean of its divisors is an integer number (38696).

2580020 is an apocalyptic number.

It is an amenable number.

580020 is an abundant number, since it is smaller than the sum of its proper divisors (1277388).

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

580020 is a wasteful number, since it uses less digits than its factorization.

580020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400 (or 1398 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 580020 is about 761.5904411165. The cubic root of 580020 is about 83.3964677121.

The spelling of 580020 in words is "five hundred eighty thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 1381 2762 4143 5524 6905 8286 9667 13810 16572 19334 20715 27620 29001 38668 41430 48335 58002 82860 96670 116004 145005 193340 290010 580020