Base | Representation |
---|---|
bin | 1010110001000100… |
… | …0001001100000001 |
3 | 21110102022110010112 |
4 | 2230101001030001 |
5 | 21404334024330 |
6 | 1154441441105 |
7 | 131422543220 |
oct | 25421011401 |
9 | 7412273115 |
10 | 2890142465 |
11 | 12534568a1 |
12 | 687aa0195 |
13 | 3709cbc92 |
14 | 1d5baacb7 |
15 | 11dae3795 |
hex | ac441301 |
2890142465 has 16 divisors (see below), whose sum is σ = 4100302080. Its totient is φ = 1913472960.
The previous prime is 2890142449. The next prime is 2890142473. The reversal of 2890142465 is 5642410982.
It is not a de Polignac number, because 2890142465 - 24 = 2890142449 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1422701 + ... + 1424730.
It is an arithmetic number, because the mean of its divisors is an integer number (256268880).
Almost surely, 22890142465 is an apocalyptic number.
It is an amenable number.
2890142465 is a deficient number, since it is larger than the sum of its proper divisors (1210159615).
2890142465 is a wasteful number, since it uses less digits than its factorization.
2890142465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2847472.
The product of its (nonzero) digits is 138240, while the sum is 41.
The square root of 2890142465 is about 53760.0452473768. The cubic root of 2890142465 is about 1424.4255347320.
The spelling of 2890142465 in words is "two billion, eight hundred ninety million, one hundred forty-two thousand, four hundred sixty-five".
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