Base | Representation |
---|---|
bin | 10010101011010111… |
… | …111101100000010011 |
3 | 1220202200010022121221 |
4 | 102223113331200103 |
5 | 312033043214410 |
6 | 13114013225511 |
7 | 1306661102140 |
oct | 225327754023 |
9 | 56680108557 |
10 | 20055054355 |
11 | 8561612196 |
12 | 3a78492297 |
13 | 1b77c1278b |
14 | d837373c7 |
15 | 7c59e34da |
hex | 4ab5fd813 |
20055054355 has 16 divisors (see below), whose sum is σ = 28699905024. Its totient is φ = 13154122080.
The previous prime is 20055054353. The next prime is 20055054373. The reversal of 20055054355 is 55345055002.
It is not a de Polignac number, because 20055054355 - 21 = 20055054353 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20055054355.
It is not an unprimeable number, because it can be changed into a prime (20055054353) 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 15 ways as a sum of consecutive naturals, for example, 12455751 + ... + 12457360.
It is an arithmetic number, because the mean of its divisors is an integer number (1793744064).
Almost surely, 220055054355 is an apocalyptic number.
20055054355 is a deficient number, since it is larger than the sum of its proper divisors (8644850669).
20055054355 is a wasteful number, since it uses less digits than its factorization.
20055054355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24913146.
The product of its (nonzero) digits is 75000, while the sum is 34.
The spelling of 20055054355 in words is "twenty billion, fifty-five million, fifty-four thousand, three hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •