Base | Representation |
---|---|
bin | 11001001101101001… |
… | …100000100001100011 |
3 | 2120212201202001012222 |
4 | 121031221200201203 |
5 | 420421031434111 |
6 | 20234214141255 |
7 | 1645611466304 |
oct | 311551404143 |
9 | 76781661188 |
10 | 27072530531 |
11 | 10532812982 |
12 | 52b665182b |
13 | 2725a27147 |
14 | 144b7227ab |
15 | a86b107db |
hex | 64da60863 |
27072530531 has 2 divisors, whose sum is σ = 27072530532. Its totient is φ = 27072530530.
The previous prime is 27072530503. The next prime is 27072530579. The reversal of 27072530531 is 13503527072.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 27072530531 - 210 = 27072529507 is a prime.
It is a super-2 number, since 2×270725305312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 27072530491 and 27072530500.
It is not a weakly prime, because it can be changed into another prime (27072530731) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13536265265 + 13536265266.
It is an arithmetic number, because the mean of its divisors is an integer number (13536265266).
Almost surely, 227072530531 is an apocalyptic number.
27072530531 is a deficient number, since it is larger than the sum of its proper divisors (1).
27072530531 is an equidigital number, since it uses as much as digits as its factorization.
27072530531 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 44100, while the sum is 35.
The spelling of 27072530531 in words is "twenty-seven billion, seventy-two million, five hundred thirty thousand, five hundred thirty-one".
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