Base | Representation |
---|---|
bin | 1100000100101… |
… | …01100100001001 |
3 | 21001120100102202 |
4 | 12002111210021 |
5 | 201411312123 |
6 | 14014405545 |
7 | 2336555024 |
oct | 602254411 |
9 | 231510382 |
10 | 101275913 |
11 | 52193102 |
12 | 29b008b5 |
13 | 17c9c49b |
14 | d6441bb |
15 | 8d57a28 |
hex | 6095909 |
101275913 has 2 divisors, whose sum is σ = 101275914. Its totient is φ = 101275912.
The previous prime is 101275907. The next prime is 101275931. The reversal of 101275913 is 319572101.
Together with next prime (101275931) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 97081609 + 4194304 = 9853^2 + 2048^2 .
It is a cyclic number.
It is not a de Polignac number, because 101275913 - 24 = 101275897 is a prime.
It is not a weakly prime, because it can be changed into another prime (101275903) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50637956 + 50637957.
It is an arithmetic number, because the mean of its divisors is an integer number (50637957).
Almost surely, 2101275913 is an apocalyptic number.
It is an amenable number.
101275913 is a deficient number, since it is larger than the sum of its proper divisors (1).
101275913 is an equidigital number, since it uses as much as digits as its factorization.
101275913 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1890, while the sum is 29.
The square root of 101275913 is about 10063.5934436959. The cubic root of 101275913 is about 466.1246343365.
The spelling of 101275913 in words is "one hundred one million, two hundred seventy-five thousand, nine hundred thirteen".
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