Base | Representation |
---|---|
bin | 1011101001100000011… |
… | …0000001011010011100 |
3 | 201010112201111001010101 |
4 | 2322120012001122130 |
5 | 11234321233223400 |
6 | 231533422350444 |
7 | 20313110504455 |
oct | 2723006013234 |
9 | 633481431111 |
10 | 200120211100 |
11 | 77963707617 |
12 | 3294ba2b424 |
13 | 15b431bb1c4 |
14 | 998605412c |
15 | 5313cbc56a |
hex | 2e9818169c |
200120211100 has 18 divisors (see below), whose sum is σ = 434260858304. Its totient is φ = 80048084400.
The previous prime is 200120211097. The next prime is 200120211107. The reversal of 200120211100 is 1112021002.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200120211107) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1000600956 + ... + 1000601155.
Almost surely, 2200120211100 is an apocalyptic number.
200120211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200120211100 is an abundant number, since it is smaller than the sum of its proper divisors (234140647204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200120211100 is a wasteful number, since it uses less digits than its factorization.
200120211100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2001202125 (or 2001202118 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 200120211100 its reverse (1112021002), we get a palindrome (201232232102).
The spelling of 200120211100 in words is "two hundred billion, one hundred twenty million, two hundred eleven thousand, one hundred".
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