Base | Representation |
---|---|
bin | 101101000111000110110… |
… | …000110100001011010101 |
3 | 101222100122202101211022001 |
4 | 231013012300310023111 |
5 | 401242303030341223 |
6 | 10332042333235301 |
7 | 436653020062561 |
oct | 55070660641325 |
9 | 11870582354261 |
10 | 3100006105813 |
11 | a957836a2201 |
12 | 420975932b31 |
13 | 196438699846 |
14 | aa080aa66a1 |
15 | 559892879ad |
hex | 2d1c6c342d5 |
3100006105813 has 2 divisors, whose sum is σ = 3100006105814. Its totient is φ = 3100006105812.
The previous prime is 3100006105759. The next prime is 3100006105907. The reversal of 3100006105813 is 3185016000013.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2964433393009 + 135572712804 = 1721753^2 + 368202^2 .
It is a cyclic number.
It is not a de Polignac number, because 3100006105813 - 213 = 3100006097621 is a prime.
It is a super-2 number, since 2×31000061058132 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3100006105513) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550003052906 + 1550003052907.
It is an arithmetic number, because the mean of its divisors is an integer number (1550003052907).
Almost surely, 23100006105813 is an apocalyptic number.
It is an amenable number.
3100006105813 is a deficient number, since it is larger than the sum of its proper divisors (1).
3100006105813 is an equidigital number, since it uses as much as digits as its factorization.
3100006105813 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2160, while the sum is 28.
The spelling of 3100006105813 in words is "three trillion, one hundred billion, six million, one hundred five thousand, eight hundred thirteen".
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