Base | Representation |
---|---|
bin | 10010101000110111… |
… | …111101101110110100 |
3 | 1220122202012102212102 |
4 | 102220313331232310 |
5 | 311441324042434 |
6 | 13105514241232 |
7 | 1305641435006 |
oct | 225067755664 |
9 | 56582172772 |
10 | 20013112244 |
11 | 853a975494 |
12 | 3a66426218 |
13 | 1b6c318c68 |
14 | d7bd3a376 |
15 | 7c1eab07e |
hex | 4a8dfdbb4 |
20013112244 has 24 divisors (see below), whose sum is σ = 35343688128. Its totient is φ = 9914970240.
The previous prime is 20013112237. The next prime is 20013112271. The reversal of 20013112244 is 44221131002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2494199 + ... + 2502209.
It is an arithmetic number, because the mean of its divisors is an integer number (1472653672).
Almost surely, 220013112244 is an apocalyptic number.
It is an amenable number.
20013112244 is a deficient number, since it is larger than the sum of its proper divisors (15330575884).
20013112244 is a wasteful number, since it uses less digits than its factorization.
20013112244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13655 (or 13653 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 20013112244 its reverse (44221131002), we get a palindrome (64234243246).
The spelling of 20013112244 in words is "twenty billion, thirteen million, one hundred twelve thousand, two hundred forty-four".
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