Base | Representation |
---|---|
bin | 101110101010100001… |
… | …1011011111101001000 |
3 | 100120122220002000210020 |
4 | 1131111003123331020 |
5 | 3120213032241404 |
6 | 114011510020440 |
7 | 10145220151143 |
oct | 1352503337510 |
9 | 316586060706 |
10 | 100211212104 |
11 | 39554686963 |
12 | 17508647720 |
13 | 95b04c1213 |
14 | 4bc912105a |
15 | 2917a5aed9 |
hex | 17550dbf48 |
100211212104 has 16 divisors (see below), whose sum is σ = 250528030320. Its totient is φ = 33403737360.
The previous prime is 100211212027. The next prime is 100211212151. The reversal of 100211212104 is 401212112001.
It is a super-2 number, since 2×1002112121042 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2087733562 + ... + 2087733609.
It is an arithmetic number, because the mean of its divisors is an integer number (15658001895).
Almost surely, 2100211212104 is an apocalyptic number.
It is an amenable number.
100211212104 is an abundant number, since it is smaller than the sum of its proper divisors (150316818216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100211212104 is a wasteful number, since it uses less digits than its factorization.
100211212104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4175467180 (or 4175467176 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 100211212104 its reverse (401212112001), we get a palindrome (501423324105).
The spelling of 100211212104 in words is "one hundred billion, two hundred eleven million, two hundred twelve thousand, one hundred four".
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