Base | Representation |
---|---|
bin | 10000010000111… |
… | …111110011111101 |
3 | 201000111022021000 |
4 | 100100333303331 |
5 | 1024330004013 |
6 | 43025000513 |
7 | 6522351654 |
oct | 2020776375 |
9 | 630438230 |
10 | 272891133 |
11 | 130049169 |
12 | 77483139 |
13 | 446c8a58 |
14 | 2835819b |
15 | 18e56973 |
hex | 1043fcfd |
272891133 has 16 divisors (see below), whose sum is σ = 404611200. Its totient is φ = 181779840.
The previous prime is 272891093. The next prime is 272891137. The reversal of 272891133 is 331198272.
It is not a de Polignac number, because 272891133 - 225 = 239336701 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (272891137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37453 + ... + 44141.
It is an arithmetic number, because the mean of its divisors is an integer number (25288200).
Almost surely, 2272891133 is an apocalyptic number.
It is an amenable number.
272891133 is a deficient number, since it is larger than the sum of its proper divisors (131720067).
272891133 is a wasteful number, since it uses less digits than its factorization.
272891133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8209 (or 8203 counting only the distinct ones).
The product of its digits is 18144, while the sum is 36.
The square root of 272891133 is about 16519.4168480610. The cubic root of 272891133 is about 648.6291685818.
The spelling of 272891133 in words is "two hundred seventy-two million, eight hundred ninety-one thousand, one hundred thirty-three".
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