Base | Representation |
---|---|
bin | 10010101011000100… |
… | …101100110100000111 |
3 | 1220202022121210120020 |
4 | 102223010230310013 |
5 | 312030300132010 |
6 | 13113313110223 |
7 | 1306600142550 |
oct | 225304546407 |
9 | 56668553506 |
10 | 20050005255 |
11 | 8559783785 |
12 | 3a76858373 |
13 | 1b76b65547 |
14 | d82bc1327 |
15 | 7c5347470 |
hex | 4ab12cd07 |
20050005255 has 16 divisors (see below), whose sum is σ = 36662866944. Its totient is φ = 9165716640.
The previous prime is 20050005233. The next prime is 20050005259. The reversal of 20050005255 is 55250005002.
It is not a de Polignac number, because 20050005255 - 217 = 20049874183 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20050005259) 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, 95476111 + ... + 95476320.
It is an arithmetic number, because the mean of its divisors is an integer number (2291429184).
Almost surely, 220050005255 is an apocalyptic number.
20050005255 is a deficient number, since it is larger than the sum of its proper divisors (16612861689).
20050005255 is a wasteful number, since it uses less digits than its factorization.
20050005255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190952446.
The product of its (nonzero) digits is 2500, while the sum is 24.
The spelling of 20050005255 in words is "twenty billion, fifty million, five thousand, two hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •