Base | Representation |
---|---|
bin | 1101101111010111001100… |
… | …0101101010011001000001 |
3 | 1222111020122212021012020100 |
4 | 3123311303011222121001 |
5 | 3440004303144003400 |
6 | 52044113442033013 |
7 | 3116316512256564 |
oct | 333656305523101 |
9 | 58436585235210 |
10 | 15107330844225 |
11 | 48a4a8a461424 |
12 | 183ba9a648769 |
13 | 8577cc742269 |
14 | 3a32ad3b44db |
15 | 1b2e9a26b100 |
hex | dbd7316a641 |
15107330844225 has 27 divisors (see below), whose sum is σ = 27059012560489. Its totient is φ = 8057212022400.
The previous prime is 15107330844103. The next prime is 15107330844253. The reversal of 15107330844225 is 52244803370151.
The square root of 15107330844225 is 3886815.
It is a perfect power (a square), and thus also a powerful number.
15107330844225 is a `hidden beast` number, since 1 + 5 + 10 + 7 + 330 + 84 + 4 + 225 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 2198342947761 + 12908987896464 = 1482681^2 + 3592908^2 .
It is not a de Polignac number, because 15107330844225 - 221 = 15107328747073 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Duffinian number.
It is an unprimeable number.
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 in 26 ways as a sum of consecutive naturals, for example, 58172665 + ... + 58431785.
Almost surely, 215107330844225 is an apocalyptic number.
15107330844225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
15107330844225 is the 3886815-th square number.
15107330844225 is the 1943408-th centered octagonal number.
It is an amenable number.
15107330844225 is a deficient number, since it is larger than the sum of its proper divisors (11951681716264).
15107330844225 is an frugal number, since it uses more digits than its factorization.
15107330844225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518258 (or 259129 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 45.
The spelling of 15107330844225 in words is "fifteen trillion, one hundred seven billion, three hundred thirty million, eight hundred forty-four thousand, two hundred twenty-five".
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