Base | Representation |
---|---|
bin | 1110010101011… |
… | …11011001100001 |
3 | 22101021122100112 |
4 | 13022233121201 |
5 | 221241143342 |
6 | 15533301105 |
7 | 2660105603 |
oct | 712573141 |
9 | 271248315 |
10 | 120256097 |
11 | 61977205 |
12 | 34334795 |
13 | 1bbb6670 |
14 | 11d85173 |
15 | a856682 |
hex | 72af661 |
120256097 has 4 divisors (see below), whose sum is σ = 129506580. Its totient is φ = 111005616.
The previous prime is 120256063. The next prime is 120256109. The reversal of 120256097 is 790652021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 790652021 = 9137 ⋅86533.
It can be written as a sum of positive squares in 2 ways, for example, as 77862976 + 42393121 = 8824^2 + 6511^2 .
It is a cyclic number.
It is not a de Polignac number, because 120256097 - 210 = 120255073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120256007) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4625222 + ... + 4625247.
It is an arithmetic number, because the mean of its divisors is an integer number (32376645).
Almost surely, 2120256097 is an apocalyptic number.
It is an amenable number.
120256097 is a deficient number, since it is larger than the sum of its proper divisors (9250483).
120256097 is an equidigital number, since it uses as much as digits as its factorization.
120256097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9250482.
The product of its (nonzero) digits is 7560, while the sum is 32.
The square root of 120256097 is about 10966.1340954778. The cubic root of 120256097 is about 493.5930486133.
The spelling of 120256097 in words is "one hundred twenty million, two hundred fifty-six thousand, ninety-seven".
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