Base | Representation |
---|---|
bin | 10110100010110011… |
… | …01101000111011010 |
3 | 1011020111010202020012 |
4 | 23101121231013122 |
5 | 144241344024010 |
6 | 5320551401522 |
7 | 605632514165 |
oct | 132131550732 |
9 | 34214122205 |
10 | 12103111130 |
11 | 5150988590 |
12 | 24193832a2 |
13 | 11ab627426 |
14 | 82b5bcadc |
15 | 4ac83c005 |
hex | 2d166d1da |
12103111130 has 16 divisors (see below), whose sum is σ = 23766109344. Its totient is φ = 4401131280.
The previous prime is 12103111127. The next prime is 12103111147. The reversal of 12103111130 is 3111130121.
It is a happy number.
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, 55014032 + ... + 55014251.
It is an arithmetic number, because the mean of its divisors is an integer number (1485381834).
Almost surely, 212103111130 is an apocalyptic number.
12103111130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12103111130 is a deficient number, since it is larger than the sum of its proper divisors (11662998214).
12103111130 is a wasteful number, since it uses less digits than its factorization.
12103111130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110028301.
The product of its (nonzero) digits is 18, while the sum is 14.
Adding to 12103111130 its reverse (3111130121), we get a palindrome (15214241251).
The spelling of 12103111130 in words is "twelve billion, one hundred three million, one hundred eleven thousand, one hundred thirty".
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