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83000075 = 5219174737
BaseRepresentation
bin1001111001001…
…11101100001011
312210011211200212
410330213230023
5132222000300
612122551335
72025326504
oct474475413
9183154625
1083000075
1142940204
122396854b
1314270a92
14b047bab
157447935
hex4f27b0b

83000075 has 12 divisors (see below), whose sum is σ = 108337560. Its totient is φ = 62904960.

The previous prime is 83000041. The next prime is 83000101. The reversal of 83000075 is 57000038.

It is not a de Polignac number, because 83000075 - 26 = 83000011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83000075.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86894 + ... + 87843.

It is an arithmetic number, because the mean of its divisors is an integer number (9028130).

Almost surely, 283000075 is an apocalyptic number.

83000075 is a deficient number, since it is larger than the sum of its proper divisors (25337485).

83000075 is a wasteful number, since it uses less digits than its factorization.

83000075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174766 (or 174761 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 83000075 is about 9110.4376953031. The cubic root of 83000075 is about 436.2071985331.

The spelling of 83000075 in words is "eighty-three million, seventy-five", and thus it is an aban number and an uban number.

Divisors: 1 5 19 25 95 475 174737 873685 3320003 4368425 16600015 83000075