Base | Representation |
---|---|
bin | 10010101000111100… |
… | …001101001011100100 |
3 | 1220122211021221001021 |
4 | 102220330031023210 |
5 | 311442120132400 |
6 | 13105554140524 |
7 | 1305654045403 |
oct | 225074151344 |
9 | 56584257037 |
10 | 20014224100 |
11 | 8540564882 |
12 | 3a66881744 |
13 | 1b6c618070 |
14 | d7c14963a |
15 | 7c212a71a |
hex | 4a8f0d2e4 |
20014224100 has 72 divisors (see below), whose sum is σ = 49523033448. Its totient is φ = 6955161600.
The previous prime is 20014224091. The next prime is 20014224133. The reversal of 20014224100 is 142241002.
It can be written as a sum of positive squares in 12 ways, for example, as 4132175524 + 15882048576 = 64282^2 + 126024^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 430711 + ... + 474910.
It is an arithmetic number, because the mean of its divisors is an integer number (687819909).
Almost surely, 220014224100 is an apocalyptic number.
20014224100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20014224100 is an abundant number, since it is smaller than the sum of its proper divisors (29508809348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20014224100 is a wasteful number, since it uses less digits than its factorization.
20014224100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 905665 (or 905658 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 20014224100 its reverse (142241002), we get a palindrome (20156465102).
The spelling of 20014224100 in words is "twenty billion, fourteen million, two hundred twenty-four thousand, one hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •