Base | Representation |
---|---|
bin | 10011000101111111010… |
… | …100011110111001000011 |
3 | 11122102202120201002020122 |
4 | 103011333110132321003 |
5 | 132444140340213443 |
6 | 2442434304130455 |
7 | 163540042224521 |
oct | 23057724367103 |
9 | 4572676632218 |
10 | 1312101101123 |
11 | 46650595760a |
12 | 192364006a2b |
13 | 969661999c7 |
14 | 477127a3311 |
15 | 241e64b6968 |
hex | 1317f51ee43 |
1312101101123 has 2 divisors, whose sum is σ = 1312101101124. Its totient is φ = 1312101101122.
The previous prime is 1312101101033. The next prime is 1312101101159. The reversal of 1312101101123 is 3211011012131.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1312101101123 - 222 = 1312096906819 is a prime.
It is a super-2 number, since 2×13121011011232 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1312101101183) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656050550561 + 656050550562.
It is an arithmetic number, because the mean of its divisors is an integer number (656050550562).
Almost surely, 21312101101123 is an apocalyptic number.
1312101101123 is a deficient number, since it is larger than the sum of its proper divisors (1).
1312101101123 is an equidigital number, since it uses as much as digits as its factorization.
1312101101123 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36, while the sum is 17.
Adding to 1312101101123 its reverse (3211011012131), we get a palindrome (4523112113254).
The spelling of 1312101101123 in words is "one trillion, three hundred twelve billion, one hundred one million, one hundred one thousand, one hundred twenty-three".
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