Base | Representation |
---|---|
bin | 10000010000001… |
… | …010011111011011 |
3 | 201000002012200001 |
4 | 100100022133123 |
5 | 1024301011411 |
6 | 43020153431 |
7 | 6520452142 |
oct | 2020123733 |
9 | 630065601 |
10 | 272672731 |
11 | 12aa0a071 |
12 | 77398877 |
13 | 44650516 |
14 | 282dc759 |
15 | 18e11dc1 |
hex | 1040a7db |
272672731 has 6 divisors (see below), whose sum is σ = 276572396. Its totient is φ = 268827300.
The previous prime is 272672717. The next prime is 272672737. The reversal of 272672731 is 137276272.
It is not a de Polignac number, because 272672731 - 29 = 272672219 is a prime.
It is a super-2 number, since 2×2726727312 = 148700836461996722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (272672737) 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 5 ways as a sum of consecutive naturals, for example, 22005 + ... + 32086.
Almost surely, 2272672731 is an apocalyptic number.
272672731 is a deficient number, since it is larger than the sum of its proper divisors (3899665).
272672731 is an frugal number, since it uses more digits than its factorization.
272672731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54233 (or 54162 counting only the distinct ones).
The product of its digits is 49392, while the sum is 37.
The square root of 272672731 is about 16512.8050615273. The cubic root of 272672731 is about 648.4560840323.
It can be divided in two parts, 2726 and 72731, that added together give a palindrome (75457).
The spelling of 272672731 in words is "two hundred seventy-two million, six hundred seventy-two thousand, seven hundred thirty-one".
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