Base | Representation |
---|---|
bin | 111100101110… |
… | …0011111100110 |
3 | 2012220102222002 |
4 | 1321130133212 |
5 | 31122224014 |
6 | 3054205302 |
7 | 534413501 |
oct | 171343746 |
9 | 65812862 |
10 | 31836134 |
11 | 16a74a60 |
12 | a7b3832 |
13 | 6798965 |
14 | 432a138 |
15 | 2bdcdde |
hex | 1e5c7e6 |
31836134 has 16 divisors (see below), whose sum is σ = 54838080. Its totient is φ = 13709160.
The previous prime is 31836097. The next prime is 31836139. The reversal of 31836134 is 43163813.
It is a junction number, because it is equal to n+sod(n) for n = 31836097 and 31836106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31836139) 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, 37664 + ... + 38499.
It is an arithmetic number, because the mean of its divisors is an integer number (3427380).
Almost surely, 231836134 is an apocalyptic number.
31836134 is a deficient number, since it is larger than the sum of its proper divisors (23001946).
31836134 is a wasteful number, since it uses less digits than its factorization.
31836134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76195.
The product of its digits is 5184, while the sum is 29.
The square root of 31836134 is about 5642.3518146248. The cubic root of 31836134 is about 316.9373638548.
Adding to 31836134 its reverse (43163813), we get a palindrome (74999947).
The spelling of 31836134 in words is "thirty-one million, eight hundred thirty-six thousand, one hundred thirty-four".
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