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575360020 = 225193149057
BaseRepresentation
bin100010010010110…
…100110000010100
31111002122022120101
4202102310300110
52134243010040
6133031543444
720154323314
oct4222646024
91432568511
10575360020
11275859554
1214082ab84
139227c521
14565b1444
15357a209a
hex224b4c14

575360020 has 24 divisors (see below), whose sum is σ = 1214524584. Its totient is φ = 228950016.

The previous prime is 575360017. The next prime is 575360039. The reversal of 575360020 is 20063575.

It can be written as a sum of positive squares in 4 ways, for example, as 12152196 + 563207824 = 3486^2 + 23732^2 .

It is a super-2 number, since 2×5753600202 = 662078305228800800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70669 + ... + 78388.

It is an arithmetic number, because the mean of its divisors is an integer number (50605191).

Almost surely, 2575360020 is an apocalyptic number.

It is an amenable number.

575360020 is an abundant number, since it is smaller than the sum of its proper divisors (639164564).

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

575360020 is a wasteful number, since it uses less digits than its factorization.

575360020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149259 (or 149257 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 575360020 is about 23986.6633778023. The cubic root of 575360020 is about 831.7252640875.

The spelling of 575360020 in words is "five hundred seventy-five million, three hundred sixty thousand, twenty".

Divisors: 1 2 4 5 10 20 193 386 772 965 1930 3860 149057 298114 596228 745285 1490570 2981140 28768001 57536002 115072004 143840005 287680010 575360020