Base | Representation |
---|---|
bin | 111110100101101… |
… | …0100101011101001 |
3 | 12102100202011110020 |
4 | 1331023110223221 |
5 | 13300112322142 |
6 | 544220511053 |
7 | 103020504462 |
oct | 17513245351 |
9 | 5370664406 |
10 | 2100120297 |
11 | 988510510 |
12 | 4a73ab489 |
13 | 276130842 |
14 | 15ccbbd69 |
15 | c458ccec |
hex | 7d2d4ae9 |
2100120297 has 16 divisors (see below), whose sum is σ = 3059685120. Its totient is φ = 1270731600.
The previous prime is 2100120287. The next prime is 2100120329. The reversal of 2100120297 is 7920210012.
It is not a de Polignac number, because 2100120297 - 26 = 2100120233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2100120227) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30979 + ... + 71832.
It is an arithmetic number, because the mean of its divisors is an integer number (191230320).
Almost surely, 22100120297 is an apocalyptic number.
It is an amenable number.
2100120297 is a deficient number, since it is larger than the sum of its proper divisors (959564823).
2100120297 is a wasteful number, since it uses less digits than its factorization.
2100120297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103444.
The product of its (nonzero) digits is 504, while the sum is 24.
The square root of 2100120297 is about 45827.0694786389. The cubic root of 2100120297 is about 1280.6036168749.
The spelling of 2100120297 in words is "two billion, one hundred million, one hundred twenty thousand, two hundred ninety-seven".
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