Base | Representation |
---|---|
bin | 110011101010… |
… | …1110110000111 |
3 | 1212222022220212 |
4 | 1213111312013 |
5 | 23413342221 |
6 | 2404350035 |
7 | 446156333 |
oct | 147256607 |
9 | 55868825 |
10 | 27090311 |
11 | 14323396 |
12 | 90a531b |
13 | 57c6791 |
14 | 38527c3 |
15 | 25a1b5b |
hex | 19d5d87 |
27090311 has 8 divisors (see below), whose sum is σ = 28383744. Its totient is φ = 25823160.
The previous prime is 27090307. The next prime is 27090313. The reversal of 27090311 is 11309072.
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 27090311 - 22 = 27090307 is a prime.
It is a super-4 number, since 4×270903114 (a number of 31 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27090313) 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, 4445 + ... + 8598.
It is an arithmetic number, because the mean of its divisors is an integer number (3547968).
Almost surely, 227090311 is an apocalyptic number.
27090311 is a deficient number, since it is larger than the sum of its proper divisors (1293433).
27090311 is a wasteful number, since it uses less digits than its factorization.
27090311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13141.
The product of its (nonzero) digits is 378, while the sum is 23.
The square root of 27090311 is about 5204.8353480201. The cubic root of 27090311 is about 300.3341129422.
Adding to 27090311 its reverse (11309072), we get a palindrome (38399383).
The spelling of 27090311 in words is "twenty-seven million, ninety thousand, three hundred eleven".
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