Base | Representation |
---|---|
bin | 10000010000111… |
… | …010111101010001 |
3 | 201000110021222120 |
4 | 100100322331101 |
5 | 1024323334444 |
6 | 43024324453 |
7 | 6522240000 |
oct | 2020727521 |
9 | 630407876 |
10 | 272871249 |
11 | 130035232 |
12 | 77473729 |
13 | 446bc9a1 |
14 | 28350c37 |
15 | 18e50b19 |
hex | 1043af51 |
272871249 has 40 divisors (see below), whose sum is σ = 434804832. Its totient is φ = 152127360.
The previous prime is 272871229. The next prime is 272871251. The reversal of 272871249 is 942178272.
It is not a de Polignac number, because 272871249 - 213 = 272863057 is a prime.
It is a super-3 number, since 3×2728712493 (a number of 26 digits) contains 333 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 272871249.
It is not an unprimeable number, because it can be changed into a prime (272871229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 309289 + ... + 310169.
Almost surely, 2272871249 is an apocalyptic number.
It is an amenable number.
272871249 is a deficient number, since it is larger than the sum of its proper divisors (161933583).
272871249 is an frugal number, since it uses more digits than its factorization.
272871249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 955 (or 934 counting only the distinct ones).
The product of its digits is 112896, while the sum is 42.
The square root of 272871249 is about 16518.8149998721. The cubic root of 272871249 is about 648.6134142460.
The spelling of 272871249 in words is "two hundred seventy-two million, eight hundred seventy-one thousand, two hundred forty-nine".
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