Base | Representation |
---|---|
bin | 101110101010100011… |
… | …1010100110000100000 |
3 | 100120122221222210201112 |
4 | 1131111013110300200 |
5 | 3120213312344300 |
6 | 114011543522452 |
7 | 10145231624234 |
oct | 1352507246040 |
9 | 316587883645 |
10 | 100212231200 |
11 | 39555212594 |
12 | 17508a59428 |
13 | 95b078a033 |
14 | 4bc93085c4 |
15 | 2917bace35 |
hex | 17551d4c20 |
100212231200 has 72 divisors (see below), whose sum is σ = 244756842372. Its totient is φ = 40066257920.
The previous prime is 100212231169. The next prime is 100212231211. The reversal of 100212231200 is 2132212001.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 46882642576 + 53329588624 = 216524^2 + 230932^2 .
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, 1761602 + ... + 1817598.
Almost surely, 2100212231200 is an apocalyptic number.
100212231200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100212231200 is an abundant number, since it is smaller than the sum of its proper divisors (144544611172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100212231200 is a wasteful number, since it uses less digits than its factorization.
100212231200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58254 (or 58241 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 100212231200 its reverse (2132212001), we get a palindrome (102344443201).
The spelling of 100212231200 in words is "one hundred billion, two hundred twelve million, two hundred thirty-one thousand, two hundred".
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