Base | Representation |
---|---|
bin | 1001110101100111… |
… | …1010000110100011 |
3 | 20211001011021110102 |
4 | 2131121322012203 |
5 | 20402022030444 |
6 | 1114013453015 |
7 | 122304360431 |
oct | 23531720643 |
9 | 6731137412 |
10 | 2640814499 |
11 | 1135742024 |
12 | 6184a116b |
13 | 33116343b |
14 | 1b0a27d51 |
15 | 106c9384e |
hex | 9d67a1a3 |
2640814499 has 2 divisors, whose sum is σ = 2640814500. Its totient is φ = 2640814498.
The previous prime is 2640814481. The next prime is 2640814537. The reversal of 2640814499 is 9944180462.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2640814499 - 220 = 2639765923 is a prime.
It is not a weakly prime, because it can be changed into another prime (2640817499) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320407249 + 1320407250.
It is an arithmetic number, because the mean of its divisors is an integer number (1320407250).
Almost surely, 22640814499 is an apocalyptic number.
2640814499 is a deficient number, since it is larger than the sum of its proper divisors (1).
2640814499 is an equidigital number, since it uses as much as digits as its factorization.
2640814499 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 497664, while the sum is 47.
The square root of 2640814499 is about 51388.8557860554. The cubic root of 2640814499 is about 1382.2267660544.
The spelling of 2640814499 in words is "two billion, six hundred forty million, eight hundred fourteen thousand, four hundred ninety-nine".
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