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572538379 = 7233556139
BaseRepresentation
bin100010001000000…
…011111000001011
31110220022222000011
4202020003320023
52133032212004
6132451252351
720121332050
oct4210037013
91426288004
10572538379
11274201616
1213b8aa0b7
139180210a
1456079027
15353e6004
hex22203e0b

572538379 has 8 divisors (see below), whose sum is σ = 682778880. Its totient is φ = 469410216.

The previous prime is 572538371. The next prime is 572538389. The reversal of 572538379 is 973835275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 572538379 - 23 = 572538371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (572538371) by changing a digit.

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, 1777909 + ... + 1778230.

It is an arithmetic number, because the mean of its divisors is an integer number (85347360).

Almost surely, 2572538379 is an apocalyptic number.

572538379 is a deficient number, since it is larger than the sum of its proper divisors (110240501).

572538379 is a wasteful number, since it uses less digits than its factorization.

572538379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556169.

The product of its digits is 1587600, while the sum is 49.

The square root of 572538379 is about 23927.7742174236. The cubic root of 572538379 is about 830.3634054840.

The spelling of 572538379 in words is "five hundred seventy-two million, five hundred thirty-eight thousand, three hundred seventy-nine".

Divisors: 1 7 23 161 3556139 24892973 81791197 572538379