Base | Representation |
---|---|
bin | 10000001110010… |
… | …101100011010001 |
3 | 200222011212121211 |
4 | 100032111203101 |
5 | 1024140144440 |
6 | 43002020121 |
7 | 6513415525 |
oct | 2016254321 |
9 | 628155554 |
10 | 272193745 |
11 | 12a71220a |
12 | 771a7641 |
13 | 445134b5 |
14 | 28215d85 |
15 | 18d69eea |
hex | 103958d1 |
272193745 has 4 divisors (see below), whose sum is σ = 326632500. Its totient is φ = 217754992.
The previous prime is 272193721. The next prime is 272193763. The reversal of 272193745 is 547391272.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 37368769 + 234824976 = 6113^2 + 15324^2 .
It is a cyclic number.
It is not a de Polignac number, because 272193745 - 213 = 272185553 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 272193698 and 272193707.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27219370 + ... + 27219379.
It is an arithmetic number, because the mean of its divisors is an integer number (81658125).
Almost surely, 2272193745 is an apocalyptic number.
It is an amenable number.
272193745 is a deficient number, since it is larger than the sum of its proper divisors (54438755).
272193745 is an equidigital number, since it uses as much as digits as its factorization.
272193745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54438754.
The product of its digits is 105840, while the sum is 40.
The square root of 272193745 is about 16498.2952149608. The cubic root of 272193745 is about 648.0761616331.
The spelling of 272193745 in words is "two hundred seventy-two million, one hundred ninety-three thousand, seven hundred forty-five".
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