Base | Representation |
---|---|
bin | 10010110100000100… |
… | …101111010000011100 |
3 | 1221010211202122102010 |
4 | 102310010233100130 |
5 | 312332424311304 |
6 | 13140305431220 |
7 | 1313412516324 |
oct | 226404572034 |
9 | 57124678363 |
10 | 20201010204 |
11 | 8626a41a61 |
12 | 3ab933b510 |
13 | 1b9c22699b |
14 | d98c8c284 |
15 | 7d3724789 |
hex | 4b412f41c |
20201010204 has 24 divisors (see below), whose sum is σ = 47152143360. Its totient is φ = 6731319664.
The previous prime is 20201010199. The next prime is 20201010253. The reversal of 20201010204 is 40201010202.
It is a super-2 number, since 2×202010102042 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a self number, because there is not a number n which added to its sum of digits gives 20201010204.
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, 257814 + ... + 326909.
It is an arithmetic number, because the mean of its divisors is an integer number (1964672640).
Almost surely, 220201010204 is an apocalyptic number.
It is an amenable number.
20201010204 is an abundant number, since it is smaller than the sum of its proper divisors (26951133156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20201010204 is a wasteful number, since it uses less digits than its factorization.
20201010204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 587609 (or 587607 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 20201010204 its reverse (40201010202), we get a palindrome (60402020406).
The spelling of 20201010204 in words is "twenty billion, two hundred one million, ten thousand, two hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.191 sec. • engine limits •