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82500083 = 317137483
BaseRepresentation
bin1001110101011…
…01100111110011
312202020102211122
410322231213303
5132110000313
612104132455
72021145011
oct472554763
9182212748
1082500083
1142629596
122376712b
1314127323
14ad578b1
157399708
hex4ead9f3

82500083 has 8 divisors (see below), whose sum is σ = 86363136. Its totient is φ = 78712200.

The previous prime is 82500079. The next prime is 82500107. The reversal of 82500083 is 38000528.

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 82500083 - 22 = 82500079 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82500023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16541 + ... + 20942.

It is an arithmetic number, because the mean of its divisors is an integer number (10795392).

Almost surely, 282500083 is an apocalyptic number.

82500083 is a deficient number, since it is larger than the sum of its proper divisors (3863053).

82500083 is a wasteful number, since it uses less digits than its factorization.

82500083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37585.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 82500083 is about 9082.9556312910. The cubic root of 82500083 is about 435.3295305479.

The spelling of 82500083 in words is "eighty-two million, five hundred thousand, eighty-three".

Divisors: 1 31 71 2201 37483 1161973 2661293 82500083