Base | Representation |
---|---|
bin | 10011000101111100000… |
… | …010101100001001001001 |
3 | 11122102121202012222222011 |
4 | 103011330002230021021 |
5 | 132444032300331121 |
6 | 2442425021255521 |
7 | 163535503611451 |
oct | 23057402541111 |
9 | 4572552188864 |
10 | 1312046105161 |
11 | 466487904300 |
12 | 1923497045a1 |
13 | 9695798260c |
14 | 47709368d61 |
15 | 241e17517e1 |
hex | 1317c0ac249 |
1312046105161 has 12 divisors (see below), whose sum is σ = 1466609886000. Its totient is φ = 1172552753240.
The previous prime is 1312046105093. The next prime is 1312046105189. The reversal of 1312046105161 is 1615016402131.
It is not a de Polignac number, because 1312046105161 - 225 = 1312012550729 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1312046105261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91885711 + ... + 91899988.
It is an arithmetic number, because the mean of its divisors is an integer number (122217490500).
Almost surely, 21312046105161 is an apocalyptic number.
1312046105161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1312046105161 is a deficient number, since it is larger than the sum of its proper divisors (154563780839).
1312046105161 is a wasteful number, since it uses less digits than its factorization.
1312046105161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183785780 (or 183785769 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 31.
The spelling of 1312046105161 in words is "one trillion, three hundred twelve billion, forty-six million, one hundred five thousand, one hundred sixty-one".
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