Base | Representation |
---|---|
bin | 110011101101… |
… | …1010010110111 |
3 | 1220000110112112 |
4 | 1213123102313 |
5 | 23420101011 |
6 | 2405041235 |
7 | 446311400 |
oct | 147332267 |
9 | 56013475 |
10 | 27112631 |
11 | 14339137 |
12 | 90b621b |
13 | 58039a0 |
14 | 385a9a7 |
15 | 25a858b |
hex | 19db4b7 |
27112631 has 24 divisors (see below), whose sum is σ = 35086464. Its totient is φ = 20744640.
The previous prime is 27112621. The next prime is 27112643. The reversal of 27112631 is 13621172.
It is a de Polignac number, because none of the positive numbers 2k-27112631 is a prime.
It is a super-2 number, since 2×271126312 = 1470189519484322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 27112597 and 27112606.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27112621) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19061 + ... + 20433.
It is an arithmetic number, because the mean of its divisors is an integer number (1461936).
Almost surely, 227112631 is an apocalyptic number.
27112631 is a deficient number, since it is larger than the sum of its proper divisors (7973833).
27112631 is a wasteful number, since it uses less digits than its factorization.
27112631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1431 (or 1424 counting only the distinct ones).
The product of its digits is 504, while the sum is 23.
The square root of 27112631 is about 5206.9790665990. The cubic root of 27112631 is about 300.4165731402.
The spelling of 27112631 in words is "twenty-seven million, one hundred twelve thousand, six hundred thirty-one".
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