Base | Representation |
---|---|
bin | 11100100111100001001110… |
… | …000010001001111111110101 |
3 | 121111122012022122022022002221 |
4 | 130213201032002021333311 |
5 | 112444101342343030234 |
6 | 1123403432004202341 |
7 | 35340105450223453 |
oct | 3447411602117765 |
9 | 544565278268087 |
10 | 125861030830069 |
11 | 371153aa7933a7 |
12 | 121488646993b1 |
13 | 552c84b63a6b2 |
14 | 23119c64c59d3 |
15 | e83e0313ceb4 |
hex | 72784e089ff5 |
125861030830069 has 2 divisors, whose sum is σ = 125861030830070. Its totient is φ = 125861030830068.
The previous prime is 125861030830063. The next prime is 125861030830099. The reversal of 125861030830069 is 960038030168521.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 124297748232100 + 1563282597969 = 11148890^2 + 1250313^2 .
It is a cyclic number.
It is not a de Polignac number, because 125861030830069 - 239 = 125311275016181 is a prime.
It is a super-2 number, since 2×1258610308300692 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 125861030829998 and 125861030830025.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (125861030830063) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62930515415034 + 62930515415035.
It is an arithmetic number, because the mean of its divisors is an integer number (62930515415035).
Almost surely, 2125861030830069 is an apocalyptic number.
It is an amenable number.
125861030830069 is a deficient number, since it is larger than the sum of its proper divisors (1).
125861030830069 is an equidigital number, since it uses as much as digits as its factorization.
125861030830069 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1866240, while the sum is 52.
The spelling of 125861030830069 in words is "one hundred twenty-five trillion, eight hundred sixty-one billion, thirty million, eight hundred thirty thousand, sixty-nine".
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