Base | Representation |
---|---|
bin | 110100000001… |
… | …0010011111010 |
3 | 1220022120202110 |
4 | 1220002103322 |
5 | 23440204232 |
6 | 2412313150 |
7 | 450545331 |
oct | 150022372 |
9 | 56276673 |
10 | 27272442 |
11 | 1443820a |
12 | 91727b6 |
13 | 585b652 |
14 | 389cd18 |
15 | 25daacc |
hex | 1a024fa |
27272442 has 16 divisors (see below), whose sum is σ = 54620640. Its totient is φ = 9078192.
The previous prime is 27272431. The next prime is 27272447. The reversal of 27272442 is 24427272.
It is not an unprimeable number, because it can be changed into a prime (27272447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2233 + ... + 7715.
It is an arithmetic number, because the mean of its divisors is an integer number (3413790).
It is a self-describing number.
Almost surely, 227272442 is an apocalyptic number.
27272442 is an abundant number, since it is smaller than the sum of its proper divisors (27348198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27272442 is a wasteful number, since it uses less digits than its factorization.
27272442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6317.
The product of its digits is 12544, while the sum is 30.
The square root of 27272442 is about 5222.3023658153. The cubic root of 27272442 is about 301.0056694406.
The spelling of 27272442 in words is "twenty-seven million, two hundred seventy-two thousand, four hundred forty-two".
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