Base | Representation |
---|---|
bin | 10011111110100110… |
… | …10101010110101001 |
3 | 1000200111022111000211 |
4 | 21333103111112221 |
5 | 133431240143400 |
6 | 4532145101121 |
7 | 526536011200 |
oct | 117723252651 |
9 | 30614274024 |
10 | 10725709225 |
11 | 4604424100 |
12 | 20b40277a1 |
13 | 101c15b80a |
14 | 73a6b0237 |
15 | 42b95cdba |
hex | 27f4d55a9 |
10725709225 has 81 divisors (see below), whose sum is σ = 17069083941. Its totient is φ = 6661300800.
The previous prime is 10725709219. The next prime is 10725709231. The reversal of 10725709225 is 52290752701.
The square root of 10725709225 is 103565.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (10725709219) and next prime (10725709231).
It can be written as a sum of positive squares in 4 ways, for example, as 4114067881 + 6611641344 = 64141^2 + 81312^2 .
It is not a de Polignac number, because 10725709225 - 213 = 10725701033 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 39872391 + ... + 39872659.
Almost surely, 210725709225 is an apocalyptic number.
10725709225 is the 103565-th square number.
10725709225 is the 51783-rd centered octagonal number.
It is an amenable number.
10725709225 is a deficient number, since it is larger than the sum of its proper divisors (6343374716).
10725709225 is an equidigital number, since it uses as much as digits as its factorization.
10725709225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 584 (or 292 counting only the distinct ones).
The product of its (nonzero) digits is 88200, while the sum is 40.
The spelling of 10725709225 in words is "ten billion, seven hundred twenty-five million, seven hundred nine thousand, two hundred twenty-five".
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