Base | Representation |
---|---|
bin | 100000001100111… |
… | …0001010000001001 |
3 | 2210022010221110101 |
4 | 1000121301100021 |
5 | 4203101402121 |
6 | 255114445401 |
7 | 35530034332 |
oct | 10031612011 |
9 | 2708127411 |
10 | 1080497161 |
11 | 504a04567 |
12 | 261a33861 |
13 | 142b12943 |
14 | a3703289 |
15 | 64cd2491 |
hex | 40671409 |
1080497161 has 2 divisors, whose sum is σ = 1080497162. Its totient is φ = 1080497160.
The previous prime is 1080497063. The next prime is 1080497177. The reversal of 1080497161 is 1617940801.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 867891600 + 212605561 = 29460^2 + 14581^2 .
It is a cyclic number.
It is not a de Polignac number, because 1080497161 - 211 = 1080495113 is a prime.
It is a super-2 number, since 2×10804971612 = 2334948229858119842, 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 1080497161.
It is not a weakly prime, because it can be changed into another prime (1080497861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540248580 + 540248581.
It is an arithmetic number, because the mean of its divisors is an integer number (540248581).
Almost surely, 21080497161 is an apocalyptic number.
It is an amenable number.
1080497161 is a deficient number, since it is larger than the sum of its proper divisors (1).
1080497161 is an equidigital number, since it uses as much as digits as its factorization.
1080497161 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12096, while the sum is 37.
The square root of 1080497161 is about 32870.9166437445. The cubic root of 1080497161 is about 1026.1429759572.
The spelling of 1080497161 in words is "one billion, eighty million, four hundred ninety-seven thousand, one hundred sixty-one".
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