Base | Representation |
---|---|
bin | 1011100100100… |
… | …11000000111001 |
3 | 20202122201121012 |
4 | 11302103000321 |
5 | 144322234121 |
6 | 13344323305 |
7 | 2256043205 |
oct | 562230071 |
9 | 222581535 |
10 | 97071161 |
11 | 4a881000 |
12 | 28613535 |
13 | 17159675 |
14 | cc6bb05 |
15 | 87c6c5b |
hex | 5c93039 |
97071161 has 8 divisors (see below), whose sum is σ = 106772448. Its totient is φ = 88245300.
The previous prime is 97071151. The next prime is 97071179. The reversal of 97071161 is 16117079.
It is not a de Polignac number, because 97071161 - 26 = 97071097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (97071151) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35135 + ... + 37796.
It is an arithmetic number, because the mean of its divisors is an integer number (13346556).
Almost surely, 297071161 is an apocalyptic number.
It is an amenable number.
97071161 is a deficient number, since it is larger than the sum of its proper divisors (9701287).
97071161 is an equidigital number, since it uses as much as digits as its factorization.
97071161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72964 (or 72942 counting only the distinct ones).
The product of its (nonzero) digits is 2646, while the sum is 32.
The square root of 97071161 is about 9852.4697918847. The cubic root of 97071161 is about 459.5824203503.
The spelling of 97071161 in words is "ninety-seven million, seventy-one thousand, one hundred sixty-one".
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