Base | Representation |
---|---|
bin | 10010101111011000… |
… | …111111110111100100 |
3 | 1220221100220121120000 |
4 | 102233120333313210 |
5 | 312202320410134 |
6 | 13124421341300 |
7 | 1311436606245 |
oct | 225730776744 |
9 | 56840817500 |
10 | 20122435044 |
11 | 8596654308 |
12 | 3a96b67830 |
13 | 1b88b74cca |
14 | d8c676ccc |
15 | 7cb8a2e99 |
hex | 4af63fde4 |
20122435044 has 30 divisors (see below), whose sum is σ = 52604020854. Its totient is φ = 6707478240.
The previous prime is 20122435027. The next prime is 20122435097. The reversal of 20122435044 is 44053422102.
20122435044 is a `hidden beast` number, since 201 + 22 + 435 + 0 + 4 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 20118585600 + 3849444 = 141840^2 + 1962^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 20122434999 and 20122435017.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 31052817 + ... + 31053464.
Almost surely, 220122435044 is an apocalyptic number.
It is an amenable number.
20122435044 is an abundant number, since it is smaller than the sum of its proper divisors (32481585810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122435044 is a wasteful number, since it uses less digits than its factorization.
20122435044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62106297 (or 62106286 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
Adding to 20122435044 its reverse (44053422102), we get a palindrome (64175857146).
The spelling of 20122435044 in words is "twenty billion, one hundred twenty-two million, four hundred thirty-five thousand, forty-four".
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