Base | Representation |
---|---|
bin | 10110100010011100… |
… | …01110000000001110 |
3 | 1011020021110202212221 |
4 | 23101032032000032 |
5 | 144240111200420 |
6 | 5320403045554 |
7 | 605565103540 |
oct | 132116160016 |
9 | 34207422787 |
10 | 12100100110 |
11 | 514a21133a |
12 | 24183708ba |
13 | 11aab11a67 |
14 | 82b037690 |
15 | 4ac444caa |
hex | 2d138e00e |
12100100110 has 64 divisors (see below), whose sum is σ = 25783640064. Its totient is φ = 4000867200.
The previous prime is 12100100101. The next prime is 12100100147. The reversal of 12100100110 is 1100100121.
It is a Harshad number since it is a multiple of its sum of digits (7).
It is a junction number, because it is equal to n+sod(n) for n = 12100100093 and 12100100102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 626295 + ... + 645325.
It is an arithmetic number, because the mean of its divisors is an integer number (402869376).
Almost surely, 212100100110 is an apocalyptic number.
12100100110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12100100110 is an abundant number, since it is smaller than the sum of its proper divisors (13683539954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12100100110 is a wasteful number, since it uses less digits than its factorization.
12100100110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19369.
The product of its (nonzero) digits is 2, while the sum is 7.
Adding to 12100100110 its reverse (1100100121), we get a palindrome (13200200231).
The spelling of 12100100110 in words is "twelve billion, one hundred million, one hundred thousand, one hundred ten".
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