Base | Representation |
---|---|
bin | 1010110011011000… |
… | …1111100110111001 |
3 | 21111002200020010110 |
4 | 2230312033212321 |
5 | 21414333311412 |
6 | 1155430534533 |
7 | 131601515310 |
oct | 25466174671 |
9 | 7432606113 |
10 | 2899900857 |
11 | 1258a11487 |
12 | 68b207449 |
13 | 372a37889 |
14 | 1d71cb277 |
15 | 11e8bed3c |
hex | acd8f9b9 |
2899900857 has 32 divisors (see below), whose sum is σ = 4460544000. Its totient is φ = 1641545280.
The previous prime is 2899900823. The next prime is 2899900933. The reversal of 2899900857 is 7580099982.
It is not a de Polignac number, because 2899900857 - 26 = 2899900793 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2899900797 and 2899900806.
It is not an unprimeable number, because it can be changed into a prime (2899900657) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1053519 + ... + 1056267.
It is an arithmetic number, because the mean of its divisors is an integer number (139392000).
Almost surely, 22899900857 is an apocalyptic number.
It is an amenable number.
2899900857 is a deficient number, since it is larger than the sum of its proper divisors (1560643143).
2899900857 is a wasteful number, since it uses less digits than its factorization.
2899900857 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3213.
The product of its (nonzero) digits is 3265920, while the sum is 57.
The square root of 2899900857 is about 53850.7275438318. The cubic root of 2899900857 is about 1426.0268961301.
The spelling of 2899900857 in words is "two billion, eight hundred ninety-nine million, nine hundred thousand, eight hundred fifty-seven".
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