Base | Representation |
---|---|
bin | 111011011000… |
… | …1000101001000 |
3 | 2011120202212000 |
4 | 1312301011020 |
5 | 30432242044 |
6 | 3031151000 |
7 | 525430515 |
oct | 166610510 |
9 | 64522760 |
10 | 31134024 |
11 | 166354a9 |
12 | a515460 |
13 | 65b11cc |
14 | 41c630c |
15 | 2aeed69 |
hex | 1db1148 |
31134024 has 32 divisors (see below), whose sum is σ = 86484000. Its totient is φ = 10377936.
The previous prime is 31134017. The next prime is 31134043. The reversal of 31134024 is 42043113.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 31133988 and 31134006.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71854 + ... + 72285.
It is an arithmetic number, because the mean of its divisors is an integer number (2702625).
Almost surely, 231134024 is an apocalyptic number.
It is an amenable number.
31134024 is an abundant number, since it is smaller than the sum of its proper divisors (55349976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31134024 is a wasteful number, since it uses less digits than its factorization.
31134024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144154 (or 144144 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 31134024 is about 5579.7870927124. The cubic root of 31134024 is about 314.5901245009.
Adding to 31134024 its reverse (42043113), we get a palindrome (73177137).
It can be divided in two parts, 311340 and 24, that added together give a square (311364 = 5582).
The spelling of 31134024 in words is "thirty-one million, one hundred thirty-four thousand, twenty-four".
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