Base | Representation |
---|---|
bin | 111011010111… |
… | …0011010101010 |
3 | 2011120012212221 |
4 | 1312232122222 |
5 | 30431414424 |
6 | 3031024254 |
7 | 525353641 |
oct | 166563252 |
9 | 64505787 |
10 | 31123114 |
11 | 16628290 |
12 | a50b08a |
13 | 65a9259 |
14 | 41c2358 |
15 | 2aeb9e4 |
hex | 1dae6aa |
31123114 has 16 divisors (see below), whose sum is σ = 51031296. Its totient is φ = 14118400.
The previous prime is 31123109. The next prime is 31123123. The reversal of 31123114 is 41132113.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12999 + ... + 15205.
It is an arithmetic number, because the mean of its divisors is an integer number (3189456).
Almost surely, 231123114 is an apocalyptic number.
31123114 is a deficient number, since it is larger than the sum of its proper divisors (19908182).
31123114 is a wasteful number, since it uses less digits than its factorization.
31123114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2861.
The product of its digits is 72, while the sum is 16.
The square root of 31123114 is about 5578.8093711831. The cubic root of 31123114 is about 314.5533739325.
Adding to 31123114 its reverse (41132113), we get a palindrome (72255227).
It can be divided in two parts, 3112 and 3114, that added together give a palindrome (6226).
The spelling of 31123114 in words is "thirty-one million, one hundred twenty-three thousand, one hundred fourteen".
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