Base | Representation |
---|---|
bin | 10000001110100… |
… | …100101110100010 |
3 | 200222022000220002 |
4 | 100032210232202 |
5 | 1024144142111 |
6 | 43003220002 |
7 | 6514064666 |
oct | 2016445642 |
9 | 628260802 |
10 | 272255906 |
11 | 12a75498a |
12 | 77217602 |
13 | 44535890 |
14 | 282308a6 |
15 | 18d7d63b |
hex | 103a4ba2 |
272255906 has 16 divisors (see below), whose sum is σ = 440274744. Its totient is φ = 125520384.
The previous prime is 272255881. The next prime is 272255911. The reversal of 272255906 is 609552272.
It can be written as a sum of positive squares in 4 ways, for example, as 27615025 + 244640881 = 5255^2 + 15641^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 272255906.
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, 21170 + ... + 31506.
Almost surely, 2272255906 is an apocalyptic number.
272255906 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
272255906 is a deficient number, since it is larger than the sum of its proper divisors (168018838).
272255906 is a wasteful number, since it uses less digits than its factorization.
272255906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11365.
The product of its (nonzero) digits is 75600, while the sum is 38.
The square root of 272255906 is about 16500.1789687264. The cubic root of 272255906 is about 648.1254916867.
The spelling of 272255906 in words is "two hundred seventy-two million, two hundred fifty-five thousand, nine hundred six".
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