Base | Representation |
---|---|
bin | 1011110000100000110… |
… | …1100000001000000100 |
3 | 201022101210221012101101 |
4 | 2330020031200020010 |
5 | 11302144303020400 |
6 | 232444215105444 |
7 | 20410531016641 |
oct | 2741015401004 |
9 | 638353835341 |
10 | 202001220100 |
11 | 78739471509 |
12 | 33195972284 |
13 | 16082b02994 |
14 | 9ac3bb6dc8 |
15 | 53c3ec856a |
hex | 2f08360204 |
202001220100 has 36 divisors (see below), whose sum is σ = 447669097344. Its totient is φ = 79081326880.
The previous prime is 202001220041. The next prime is 202001220119. The reversal of 202001220100 is 1022100202.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21484792 + ... + 21494191.
It is an arithmetic number, because the mean of its divisors is an integer number (12435252704).
Almost surely, 2202001220100 is an apocalyptic number.
202001220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202001220100 is an abundant number, since it is smaller than the sum of its proper divisors (245667877244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202001220100 is a wasteful number, since it uses less digits than its factorization.
202001220100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42979044 (or 42979037 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 202001220100 its reverse (1022100202), we get a palindrome (203023320302).
The spelling of 202001220100 in words is "two hundred two billion, one million, two hundred twenty thousand, one hundred".
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