Base | Representation |
---|---|
bin | 111010010000100010… |
… | …0111000111000101000 |
3 | 102221221001121202021122 |
4 | 1310201010320320220 |
5 | 4022210344400123 |
6 | 133250235354412 |
7 | 12016213536404 |
oct | 1644104707050 |
9 | 387831552248 |
10 | 125108981288 |
11 | 49070838405 |
12 | 202b68b2a08 |
13 | ba4a7b2715 |
14 | 60aba96104 |
15 | 33c3787bc8 |
hex | 1d21138e28 |
125108981288 has 64 divisors (see below), whose sum is σ = 243896365440. Its totient is φ = 60117120000.
The previous prime is 125108981269. The next prime is 125108981323. The reversal of 125108981288 is 882189801521.
It is a super-2 number, since 2×1251089812882 (a number of 23 digits) contains 22 as substring.
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, 49625468 + ... + 49627988.
It is an arithmetic number, because the mean of its divisors is an integer number (3810880710).
Almost surely, 2125108981288 is an apocalyptic number.
It is an amenable number.
125108981288 is a deficient number, since it is larger than the sum of its proper divisors (118787384152).
125108981288 is a wasteful number, since it uses less digits than its factorization.
125108981288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4770 (or 4766 counting only the distinct ones).
The product of its (nonzero) digits is 737280, while the sum is 53.
The spelling of 125108981288 in words is "one hundred twenty-five billion, one hundred eight million, nine hundred eighty-one thousand, two hundred eighty-eight".
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