Base | Representation |
---|---|
bin | 10000001110101… |
… | …101110101111101 |
3 | 200222100221010000 |
4 | 100032231311331 |
5 | 1024201340440 |
6 | 43004104513 |
7 | 6514311600 |
oct | 2016556575 |
9 | 628327100 |
10 | 272293245 |
11 | 12a77aa44 |
12 | 77235139 |
13 | 44549883 |
14 | 28240337 |
15 | 18d89730 |
hex | 103add7d |
272293245 has 60 divisors (see below), whose sum is σ = 567843804. Its totient is φ = 124467840.
The previous prime is 272293213. The next prime is 272293247. The reversal of 272293245 is 542392272.
It can be written as a sum of positive squares in 2 ways, for example, as 76685049 + 195608196 = 8757^2 + 13986^2 .
It is not a de Polignac number, because 272293245 - 25 = 272293213 is a prime.
It is a super-2 number, since 2×2722932452 = 148287222545260050, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (272293247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 12985 + ... + 26705.
Almost surely, 2272293245 is an apocalyptic number.
It is an amenable number.
272293245 is an abundant number, since it is smaller than the sum of its proper divisors (295550559).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272293245 is a wasteful number, since it uses less digits than its factorization.
272293245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13752 (or 13736 counting only the distinct ones).
The product of its digits is 60480, while the sum is 36.
The square root of 272293245 is about 16501.3104025105. The cubic root of 272293245 is about 648.1551197571.
The spelling of 272293245 in words is "two hundred seventy-two million, two hundred ninety-three thousand, two hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.035 sec. • engine limits •