Base | Representation |
---|---|
bin | 101110101010100001… |
… | …1000011000001100110 |
3 | 100120122212212211201020 |
4 | 1131111003003001212 |
5 | 3120213021004430 |
6 | 114011503512010 |
7 | 10145216244345 |
oct | 1352503030146 |
9 | 316585784636 |
10 | 100211109990 |
11 | 39554617172 |
12 | 175085b8606 |
13 | 95b04868b4 |
14 | 4bc90d5b5c |
15 | 2917a3ab10 |
hex | 17550c3066 |
100211109990 has 32 divisors (see below), whose sum is σ = 246099845376. Its totient is φ = 26101498080.
The previous prime is 100211109989. The next prime is 100211109997. The reversal of 100211109990 is 99901112001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100211109997) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38840226 + ... + 38842805.
It is an arithmetic number, because the mean of its divisors is an integer number (7690620168).
Almost surely, 2100211109990 is an apocalyptic number.
100211109990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
100211109990 is an abundant number, since it is smaller than the sum of its proper divisors (145888735386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100211109990 is a wasteful number, since it uses less digits than its factorization.
100211109990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77683084.
The product of its (nonzero) digits is 1458, while the sum is 33.
The spelling of 100211109990 in words is "one hundred billion, two hundred eleven million, one hundred nine thousand, nine hundred ninety".
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