Base | Representation |
---|---|
bin | 111011001100… |
… | …0101100100010 |
3 | 2011101200211211 |
4 | 1312120230202 |
5 | 30421043041 |
6 | 3025100334 |
7 | 524533363 |
oct | 166305442 |
9 | 64350754 |
10 | 31034146 |
11 | 16577460 |
12 | a4876aa |
13 | 6577900 |
14 | 419bb6a |
15 | 2ad0481 |
hex | 1d98b22 |
31034146 has 48 divisors (see below), whose sum is σ = 58343328. Its totient is φ = 12230400.
The previous prime is 31034119. The next prime is 31034149. The reversal of 31034146 is 64143013.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is not an unprimeable number, because it can be changed into a prime (31034149) 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, 62961 + ... + 63451.
It is an arithmetic number, because the mean of its divisors is an integer number (1215486).
Almost surely, 231034146 is an apocalyptic number.
31034146 is a deficient number, since it is larger than the sum of its proper divisors (27309182).
31034146 is a wasteful number, since it uses less digits than its factorization.
31034146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 547 (or 534 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 31034146 is about 5570.8299202184. The cubic root of 31034146 is about 314.2533622543.
Adding to 31034146 its reverse (64143013), we get a palindrome (95177159).
The spelling of 31034146 in words is "thirty-one million, thirty-four thousand, one hundred forty-six".
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