Base | Representation |
---|---|
bin | 10000010000101… |
… | …010110100001111 |
3 | 201000022221021220 |
4 | 100100222310033 |
5 | 1024314231020 |
6 | 43023054423 |
7 | 6521543151 |
oct | 2020526417 |
9 | 630287256 |
10 | 272805135 |
11 | 12aa9a599 |
12 | 77441413 |
13 | 44698875 |
14 | 28334ad1 |
15 | 18e3b240 |
hex | 1042ad0f |
272805135 has 16 divisors (see below), whose sum is σ = 459461760. Its totient is φ = 137838240.
The previous prime is 272805133. The next prime is 272805163. The reversal of 272805135 is 531508272.
It is not a de Polignac number, because 272805135 - 21 = 272805133 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 272805096 and 272805105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (272805133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478321 + ... + 478890.
It is an arithmetic number, because the mean of its divisors is an integer number (28716360).
Almost surely, 2272805135 is an apocalyptic number.
272805135 is a deficient number, since it is larger than the sum of its proper divisors (186656625).
272805135 is a wasteful number, since it uses less digits than its factorization.
272805135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 957238.
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 272805135 is about 16516.8137060391. The cubic root of 272805135 is about 648.5610258134.
The spelling of 272805135 in words is "two hundred seventy-two million, eight hundred five thousand, one hundred thirty-five".
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