Base | Representation |
---|---|
bin | 10000011010110… |
… | …111110111011111 |
3 | 201012100211120010 |
4 | 100122313313133 |
5 | 1031010330111 |
6 | 43200254303 |
7 | 6553353531 |
oct | 2032676737 |
9 | 635324503 |
10 | 275480031 |
11 | 131557252 |
12 | 78311393 |
13 | 450c4248 |
14 | 2882d851 |
15 | 192b8aa6 |
hex | 106b7ddf |
275480031 has 32 divisors (see below), whose sum is σ = 395366400. Its totient is φ = 170108640.
The previous prime is 275479999. The next prime is 275480041. The reversal of 275480031 is 130084572.
It is not a de Polignac number, because 275480031 - 25 = 275479999 is a prime.
It is a super-2 number, since 2×2754800312 = 151778494959521922, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (275480041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 589660 + ... + 590126.
It is an arithmetic number, because the mean of its divisors is an integer number (12355200).
Almost surely, 2275480031 is an apocalyptic number.
275480031 is a deficient number, since it is larger than the sum of its proper divisors (119886369).
275480031 is a wasteful number, since it uses less digits than its factorization.
275480031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 699.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 275480031 is about 16597.5911204006. The cubic root of 275480031 is about 650.6738817882.
The spelling of 275480031 in words is "two hundred seventy-five million, four hundred eighty thousand, thirty-one".
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