Base | Representation |
---|---|
bin | 111011011011… |
… | …1011011100010 |
3 | 2011122002112100 |
4 | 1312313123202 |
5 | 30434110114 |
6 | 3031511230 |
7 | 525566403 |
oct | 166673342 |
9 | 64562470 |
10 | 31160034 |
11 | 16652aa4 |
12 | a528516 |
13 | 65bccb9 |
14 | 41d19aa |
15 | 2b07909 |
hex | 1db76e2 |
31160034 has 12 divisors (see below), whose sum is σ = 67513446. Its totient is φ = 10386672.
The previous prime is 31160033. The next prime is 31160039. The reversal of 31160034 is 43006113.
31160034 is a `hidden beast` number, since 31 + 1 + 600 + 34 = 666.
It can be written as a sum of positive squares in only one way, i.e., 27531009 + 3629025 = 5247^2 + 1905^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1731113 = 31160034 / (3 + 1 + 1 + 6 + 0 + 0 + 3 + 4).
It is a junction number, because it is equal to n+sod(n) for n = 31159989 and 31160016.
It is not an unprimeable number, because it can be changed into a prime (31160033) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 865539 + ... + 865574.
Almost surely, 231160034 is an apocalyptic number.
31160034 is an abundant number, since it is smaller than the sum of its proper divisors (36353412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31160034 is a wasteful number, since it uses less digits than its factorization.
31160034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1731121 (or 1731118 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 31160034 is about 5582.1173402214. The cubic root of 31160034 is about 314.6777051232.
Adding to 31160034 its reverse (43006113), we get a palindrome (74166147).
The spelling of 31160034 in words is "thirty-one million, one hundred sixty thousand, thirty-four".
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