Base | Representation |
---|---|
bin | 110010001010110110… |
… | …0101011001100111001 |
3 | 101022002110110101221121 |
4 | 1210111230223030321 |
5 | 3231121440341400 |
6 | 121254431505241 |
7 | 10532565501514 |
oct | 1442554531471 |
9 | 338073411847 |
10 | 107738215225 |
11 | 417674607a3 |
12 | 18a69388221 |
13 | a20ca45114 |
14 | 5300a61d7b |
15 | 2c0877421a |
hex | 1915b2b339 |
107738215225 has 9 divisors (see below), whose sum is σ = 133597421967. Its totient is φ = 86189259240.
The previous prime is 107738215223. The next prime is 107738215261. The reversal of 107738215225 is 522512837701.
The square root of 107738215225 is 328235.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 38785757481 + 68952457744 = 196941^2 + 262588^2 .
It is not a de Polignac number, because 107738215225 - 21 = 107738215223 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (107738215223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1608352 + ... + 1673998.
Almost surely, 2107738215225 is an apocalyptic number.
107738215225 is the 328235-th square number.
107738215225 is the 164118-th centered octagonal number.
It is an amenable number.
107738215225 is a deficient number, since it is larger than the sum of its proper divisors (25859206742).
107738215225 is an frugal number, since it uses more digits than its factorization.
107738215225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131304 (or 65652 counting only the distinct ones).
The product of its (nonzero) digits is 235200, while the sum is 43.
The spelling of 107738215225 in words is "one hundred seven billion, seven hundred thirty-eight million, two hundred fifteen thousand, two hundred twenty-five".
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