Base | Representation |
---|---|
bin | 10110100110001010… |
… | …00001100101111010 |
3 | 1011022110002001211112 |
4 | 23103011001211322 |
5 | 144321044310120 |
6 | 5323434400322 |
7 | 606423606335 |
oct | 132305014572 |
9 | 34273061745 |
10 | 12131244410 |
11 | 516585352a |
12 | 24268900a2 |
13 | 11b43c783c |
14 | 83122361c |
15 | 4b0047bc5 |
hex | 2d314197a |
12131244410 has 32 divisors (see below), whose sum is σ = 22380890112. Its totient is φ = 4731592320.
The previous prime is 12131244397. The next prime is 12131244439. The reversal of 12131244410 is 1444213121.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 871727 + ... + 885533.
It is an arithmetic number, because the mean of its divisors is an integer number (699402816).
Almost surely, 212131244410 is an apocalyptic number.
12131244410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12131244410 is a deficient number, since it is larger than the sum of its proper divisors (10249645702).
12131244410 is a wasteful number, since it uses less digits than its factorization.
12131244410 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15998.
The product of its (nonzero) digits is 768, while the sum is 23.
Adding to 12131244410 its reverse (1444213121), we get a palindrome (13575457531).
The spelling of 12131244410 in words is "twelve billion, one hundred thirty-one million, two hundred forty-four thousand, four hundred ten".
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