Base | Representation |
---|---|
bin | 10010101000010001… |
… | …100111000010000111 |
3 | 1220122001021121202120 |
4 | 102220101213002013 |
5 | 311431240322144 |
6 | 13104514541023 |
7 | 1305460120524 |
oct | 225021470207 |
9 | 56561247676 |
10 | 20003057799 |
11 | 853522842a |
12 | 3a62b97773 |
13 | 1b6a20869a |
14 | d7a88014b |
15 | 7c1171e19 |
hex | 4a8467087 |
20003057799 has 16 divisors (see below), whose sum is σ = 27548728320. Its totient is φ = 12896930880.
The previous prime is 20003057797. The next prime is 20003057831. The reversal of 20003057799 is 99775030002.
It is not a de Polignac number, because 20003057799 - 21 = 20003057797 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20003057799.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20003057797) 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, 78739 + ... + 214955.
It is an arithmetic number, because the mean of its divisors is an integer number (1721795520).
Almost surely, 220003057799 is an apocalyptic number.
20003057799 is a deficient number, since it is larger than the sum of its proper divisors (7545670521).
20003057799 is a wasteful number, since it uses less digits than its factorization.
20003057799 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137830.
The product of its (nonzero) digits is 119070, while the sum is 42.
The spelling of 20003057799 in words is "twenty billion, three million, fifty-seven thousand, seven hundred ninety-nine".
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