Base | Representation |
---|---|
bin | 1010111100101110100… |
… | …1101000101010000100 |
3 | 122222112000212102120121 |
4 | 2233023221220222010 |
5 | 11040212133024022 |
6 | 222225001511324 |
7 | 16406205011365 |
oct | 2571351505204 |
9 | 588460772517 |
10 | 188100283012 |
11 | 72855784754 |
12 | 305564a2544 |
13 | 14978b99c15 |
14 | 9165929b6c |
15 | 4d5d9122c7 |
hex | 2bcba68a84 |
188100283012 has 24 divisors (see below), whose sum is σ = 331193129400. Its totient is φ = 93475307520.
The previous prime is 188100282989. The next prime is 188100283051. The reversal of 188100283012 is 210382001881.
It can be written as a sum of positive squares in 4 ways, for example, as 147161235456 + 40939047556 = 383616^2 + 202334^2 .
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, 257812 + ... + 665332.
It is an arithmetic number, because the mean of its divisors is an integer number (13799713725).
Almost surely, 2188100283012 is an apocalyptic number.
It is an amenable number.
188100283012 is a deficient number, since it is larger than the sum of its proper divisors (143092846388).
188100283012 is a wasteful number, since it uses less digits than its factorization.
188100283012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 408231 (or 408229 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 34.
Adding to 188100283012 its reverse (210382001881), we get a palindrome (398482284893).
The spelling of 188100283012 in words is "one hundred eighty-eight billion, one hundred million, two hundred eighty-three thousand, twelve".
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