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82568007 = 3258715629
BaseRepresentation
bin1001110101111…
…10001101000111
312202100220000100
410322332031013
5132114134012
612105415143
72021550024
oct472761507
9182326010
1082568007
1142675625
122379a4b3
131414c212
14ad7454b
1573ae8dc
hex4ebe347

82568007 has 12 divisors (see below), whose sum is σ = 119475720. Its totient is φ = 54948048.

The previous prime is 82567987. The next prime is 82568021. The reversal of 82568007 is 70086528.

It is not a de Polignac number, because 82568007 - 26 = 82567943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82566007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2532 + ... + 13097.

It is an arithmetic number, because the mean of its divisors is an integer number (9956310).

Almost surely, 282568007 is an apocalyptic number.

82568007 is a deficient number, since it is larger than the sum of its proper divisors (36907713).

82568007 is a wasteful number, since it uses less digits than its factorization.

82568007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16222 (or 16219 counting only the distinct ones).

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

The square root of 82568007 is about 9086.6939532483. The cubic root of 82568007 is about 435.4489696670.

The spelling of 82568007 in words is "eighty-two million, five hundred sixty-eight thousand, seven".

Divisors: 1 3 9 587 1761 5283 15629 46887 140661 9174223 27522669 82568007