Base | Representation |
---|---|
bin | 10010110010111110… |
… | …10011101011100011 |
3 | 222001021120212020100 |
4 | 21121133103223203 |
5 | 131131334021031 |
6 | 4345203513443 |
7 | 505033516131 |
oct | 113137235343 |
9 | 28037525210 |
10 | 10091313891 |
11 | 430931353a |
12 | 1b57688883 |
13 | c4a8ac469 |
14 | 6ba332751 |
15 | 3e0de8de6 |
hex | 2597d3ae3 |
10091313891 has 6 divisors (see below), whose sum is σ = 14576342300. Its totient is φ = 6727542588.
The previous prime is 10091313853. The next prime is 10091313893. The reversal of 10091313891 is 19831319001.
It is not a de Polignac number, because 10091313891 - 214 = 10091297507 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10091313893) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 560628541 + ... + 560628558.
Almost surely, 210091313891 is an apocalyptic number.
10091313891 is a deficient number, since it is larger than the sum of its proper divisors (4485028409).
10091313891 is a wasteful number, since it uses less digits than its factorization.
10091313891 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1121257105 (or 1121257102 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 36.
The spelling of 10091313891 in words is "ten billion, ninety-one million, three hundred thirteen thousand, eight hundred ninety-one".
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