Base | Representation |
---|---|
bin | 10110101010001… |
… | …11101100011100 |
3 | 111020200100212010 |
4 | 23111013230130 |
5 | 342130222131 |
6 | 30510111220 |
7 | 4465463226 |
oct | 1325075434 |
9 | 436610763 |
10 | 190085916 |
11 | 983313a9 |
12 | 537ab510 |
13 | 304c5897 |
14 | 1b361416 |
15 | 11a4bb46 |
hex | b547b1c |
190085916 has 12 divisors (see below), whose sum is σ = 443533832. Its totient is φ = 63361968.
The previous prime is 190085887. The next prime is 190085947. The reversal of 190085916 is 619580091.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1900859162 = 72265310923118112, which contains 22 as substring.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
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, 7920235 + ... + 7920258.
Almost surely, 2190085916 is an apocalyptic number.
It is an amenable number.
190085916 is an abundant number, since it is smaller than the sum of its proper divisors (253447916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190085916 is a wasteful number, since it uses less digits than its factorization.
190085916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15840500 (or 15840498 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 39.
The square root of 190085916 is about 13787.1649007329. The cubic root of 190085916 is about 574.9763478614.
The spelling of 190085916 in words is "one hundred ninety million, eighty-five thousand, nine hundred sixteen".
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