Base | Representation |
---|---|
bin | 1011110000100000110… |
… | …1000011000110010000 |
3 | 201022101210201011021200 |
4 | 2330020031003012100 |
5 | 11302144240214300 |
6 | 232444212351200 |
7 | 20410530013203 |
oct | 2741015030620 |
9 | 638353634250 |
10 | 202001101200 |
11 | 787393a0148 |
12 | 33195915500 |
13 | 16082a90822 |
14 | 9ac3b8593a |
15 | 53c3ea3200 |
hex | 2f08343190 |
202001101200 has 90 divisors (see below), whose sum is σ = 700999945074. Its totient is φ = 53866959360.
The previous prime is 202001101199. The next prime is 202001101219. The reversal of 202001101200 is 2101100202.
It can be written as a sum of positive squares in 3 ways, for example, as 159365376 + 201841735824 = 12624^2 + 449268^2 .
It is a tau number, because it is divible by the number of its divisors (90).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28052109 + ... + 28059308.
Almost surely, 2202001101200 is an apocalyptic number.
202001101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202001101200 is an abundant number, since it is smaller than the sum of its proper divisors (498998843874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202001101200 is a wasteful number, since it uses less digits than its factorization.
202001101200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56111441 (or 56111427 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 202001101200 its reverse (2101100202), we get a palindrome (204102201402).
The spelling of 202001101200 in words is "two hundred two billion, one million, one hundred one thousand, two hundred".
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