Base | Representation |
---|---|
bin | 10011001101101… |
… | …10101101001100 |
3 | 102020021211001212 |
4 | 21212312231030 |
5 | 312230233432 |
6 | 23554353552 |
7 | 3665003654 |
oct | 1146665514 |
9 | 366254055 |
10 | 161180492 |
11 | 82a89320 |
12 | 45b8b8b8 |
13 | 27514b95 |
14 | 17599364 |
15 | e23c2b2 |
hex | 99b6b4c |
161180492 has 24 divisors (see below), whose sum is σ = 318321360. Its totient is φ = 70736960.
The previous prime is 161180489. The next prime is 161180533. The reversal of 161180492 is 294081161.
161180492 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61883 + ... + 64434.
It is an arithmetic number, because the mean of its divisors is an integer number (13263390).
Almost surely, 2161180492 is an apocalyptic number.
It is an amenable number.
161180492 is a deficient number, since it is larger than the sum of its proper divisors (157140868).
161180492 is a wasteful number, since it uses less digits than its factorization.
161180492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126361 (or 126359 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 32.
The square root of 161180492 is about 12695.6879293719. The cubic root of 161180492 is about 544.2153982292.
The spelling of 161180492 in words is "one hundred sixty-one million, one hundred eighty thousand, four hundred ninety-two".
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