Base | Representation |
---|---|
bin | 10010110101000111… |
… | …10011100010010001 |
3 | 222002112101010121101 |
4 | 21122203303202101 |
5 | 131200433121121 |
6 | 4351044424401 |
7 | 505342243564 |
oct | 113243634221 |
9 | 28075333541 |
10 | 10109270161 |
11 | 4318468331 |
12 | 1b616a8101 |
13 | c51528583 |
14 | 6bc8884db |
15 | 3e2794491 |
hex | 25a8f3891 |
10109270161 has 2 divisors, whose sum is σ = 10109270162. Its totient is φ = 10109270160.
The previous prime is 10109270153. The next prime is 10109270183. The reversal of 10109270161 is 16107290101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9966228561 + 143041600 = 99831^2 + 11960^2 .
It is a cyclic number.
It is not a de Polignac number, because 10109270161 - 23 = 10109270153 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is not a weakly prime, because it can be changed into another prime (10109270111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5054635080 + 5054635081.
It is an arithmetic number, because the mean of its divisors is an integer number (5054635081).
Almost surely, 210109270161 is an apocalyptic number.
It is an amenable number.
10109270161 is a deficient number, since it is larger than the sum of its proper divisors (1).
10109270161 is an equidigital number, since it uses as much as digits as its factorization.
10109270161 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 756, while the sum is 28.
The spelling of 10109270161 in words is "ten billion, one hundred nine million, two hundred seventy thousand, one hundred sixty-one".
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