Base | Representation |
---|---|
bin | 111011001110… |
… | …1000101100111 |
3 | 2011102121112002 |
4 | 1312131011213 |
5 | 30422132020 |
6 | 3025315515 |
7 | 524640002 |
oct | 166350547 |
9 | 64377462 |
10 | 31052135 |
11 | 16589a24 |
12 | a495b9b |
13 | 6582b5a |
14 | 41a4539 |
15 | 2ad5975 |
hex | 1d9d167 |
31052135 has 16 divisors (see below), whose sum is σ = 38092800. Its totient is φ = 24294816.
The previous prime is 31052123. The next prime is 31052167. The reversal of 31052135 is 53125013.
It is a cyclic number.
It is not a de Polignac number, because 31052135 - 26 = 31052071 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49856 + ... + 50474.
It is an arithmetic number, because the mean of its divisors is an integer number (2380800).
Almost surely, 231052135 is an apocalyptic number.
31052135 is a deficient number, since it is larger than the sum of its proper divisors (7040665).
31052135 is a wasteful number, since it uses less digits than its factorization.
31052135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 830.
The product of its (nonzero) digits is 450, while the sum is 20.
The square root of 31052135 is about 5572.4442572358. Note that the first 3 decimals coincide. The cubic root of 31052135 is about 314.3140697065.
Adding to 31052135 its reverse (53125013), we get a palindrome (84177148).
The spelling of 31052135 in words is "thirty-one million, fifty-two thousand, one hundred thirty-five".
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