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83086168 = 2311944161
BaseRepresentation
bin1001111001111…
…00101101011000
312210100012210111
410330330231120
5132232224133
612124454104
72026135504
oct474745530
9183305714
1083086168
1142999960
12239aa334
13142a1019
14b06b304
1574631cd
hex4f3cb58

83086168 has 16 divisors (see below), whose sum is σ = 169949160. Its totient is φ = 37766400.

The previous prime is 83086151. The next prime is 83086193. The reversal of 83086168 is 86168038.

It is a super-2 number, since 2×830861682 = 13806622625848448, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 83086168.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471993 + ... + 472168.

Almost surely, 283086168 is an apocalyptic number.

83086168 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

83086168 is an abundant number, since it is smaller than the sum of its proper divisors (86862992).

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

83086168 is a wasteful number, since it uses less digits than its factorization.

83086168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944178 (or 944174 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 83086168 is about 9115.1614357618. The cubic root of 83086168 is about 436.3579671086.

The spelling of 83086168 in words is "eighty-three million, eighty-six thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 11 22 44 88 944161 1888322 3776644 7553288 10385771 20771542 41543084 83086168