Base | Representation |
---|---|
bin | 10000010000011… |
… | …000001000001011 |
3 | 201000012001021210 |
4 | 100100120020023 |
5 | 1024304303322 |
6 | 43021304203 |
7 | 6521104035 |
oct | 2020301013 |
9 | 630161253 |
10 | 272728587 |
11 | 12aa4802a |
12 | 77405063 |
13 | 4466ca81 |
14 | 28314c55 |
15 | 18e2370c |
hex | 1041820b |
272728587 has 8 divisors (see below), whose sum is σ = 364023504. Its totient is φ = 181626368.
The previous prime is 272728559. The next prime is 272728627. The reversal of 272728587 is 785827272.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 272728587 - 26 = 272728523 is a prime.
It is not an unprimeable number, because it can be changed into a prime (272728087) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44838 + ... + 50555.
It is an arithmetic number, because the mean of its divisors is an integer number (45502938).
Almost surely, 2272728587 is an apocalyptic number.
272728587 is a deficient number, since it is larger than the sum of its proper divisors (91294917).
272728587 is an equidigital number, since it uses as much as digits as its factorization.
272728587 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96349.
The product of its digits is 878080, while the sum is 48.
The square root of 272728587 is about 16514.4962684304. The cubic root of 272728587 is about 648.5003589524.
The spelling of 272728587 in words is "two hundred seventy-two million, seven hundred twenty-eight thousand, five hundred eighty-seven".
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