Base | Representation |
---|---|
bin | 10011010001101111… |
… | …001011011111111111 |
3 | 1222102112012122102222 |
4 | 103101233023133333 |
5 | 314342330101244 |
6 | 13301524235555 |
7 | 1331634556556 |
oct | 232157133777 |
9 | 58375178388 |
10 | 20698675199 |
11 | 8861954044 |
12 | 4017b3bbbb |
13 | 1c4b372007 |
14 | 1004dd6d9d |
15 | 81227abee |
hex | 4d1bcb7ff |
20698675199 has 8 divisors (see below), whose sum is σ = 20750730000. Its totient is φ = 20646676800.
The previous prime is 20698675187. The next prime is 20698675201. The reversal of 20698675199 is 99157689602.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20698675199 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20698675139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 775427 + ... + 801675.
It is an arithmetic number, because the mean of its divisors is an integer number (2593841250).
Almost surely, 220698675199 is an apocalyptic number.
20698675199 is a deficient number, since it is larger than the sum of its proper divisors (52054801).
20698675199 is a wasteful number, since it uses less digits than its factorization.
20698675199 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28201.
The product of its (nonzero) digits is 14696640, while the sum is 62.
The spelling of 20698675199 in words is "twenty billion, six hundred ninety-eight million, six hundred seventy-five thousand, one hundred ninety-nine".
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