Base | Representation |
---|---|
bin | 10000010000110… |
… | …000100011100101 |
3 | 201000101010112122 |
4 | 100100300203211 |
5 | 1024321004040 |
6 | 43023355325 |
7 | 6522001535 |
oct | 2020604345 |
9 | 630333478 |
10 | 272828645 |
11 | 130006221 |
12 | 77452b45 |
13 | 446a648b |
14 | 2833d4c5 |
15 | 18e431b5 |
hex | 104308e5 |
272828645 has 8 divisors (see below), whose sum is σ = 341629056. Its totient is φ = 208773136.
The previous prime is 272828627. The next prime is 272828659. The reversal of 272828645 is 546828272.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 272828645 - 214 = 272812261 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 272828596 and 272828605.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1186097 + ... + 1186326.
It is an arithmetic number, because the mean of its divisors is an integer number (42703632).
Almost surely, 2272828645 is an apocalyptic number.
It is an amenable number.
272828645 is a deficient number, since it is larger than the sum of its proper divisors (68800411).
272828645 is a wasteful number, since it uses less digits than its factorization.
272828645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2372451.
The product of its digits is 430080, while the sum is 44.
The square root of 272828645 is about 16517.5253897186. The cubic root of 272828645 is about 648.5796560001.
The spelling of 272828645 in words is "two hundred seventy-two million, eight hundred twenty-eight thousand, six hundred forty-five".
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