Base | Representation |
---|---|
bin | 10011001100111… |
… | …11011010001100 |
3 | 102020002222011122 |
4 | 21212133122030 |
5 | 312214210233 |
6 | 23552340112 |
7 | 3664125524 |
oct | 1146373214 |
9 | 366088148 |
10 | 161085068 |
11 | 82a23661 |
12 | 45b44638 |
13 | 274b0611 |
14 | 17572684 |
15 | e21dd98 |
hex | 999f68c |
161085068 has 12 divisors (see below), whose sum is σ = 282190272. Its totient is φ = 80459280.
The previous prime is 161085019. The next prime is 161085091. The reversal of 161085068 is 860580161.
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, 16355 + ... + 24282.
It is an arithmetic number, because the mean of its divisors is an integer number (23515856).
Almost surely, 2161085068 is an apocalyptic number.
It is an amenable number.
161085068 is a deficient number, since it is larger than the sum of its proper divisors (121105204).
161085068 is a wasteful number, since it uses less digits than its factorization.
161085068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41632 (or 41630 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 35.
The square root of 161085068 is about 12691.9292465724. The cubic root of 161085068 is about 544.1079793946.
The spelling of 161085068 in words is "one hundred sixty-one million, eighty-five thousand, sixty-eight".
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