Base | Representation |
---|---|
bin | 111011011001… |
… | …0100011000010 |
3 | 2011121002002121 |
4 | 1312302203002 |
5 | 30432440114 |
6 | 3031234454 |
7 | 525454162 |
oct | 166624302 |
9 | 64532077 |
10 | 31140034 |
11 | 16639a72 |
12 | a518a2a |
13 | 65b3b73 |
14 | 41c85a2 |
15 | 2b01a24 |
hex | 1db28c2 |
31140034 has 8 divisors (see below), whose sum is σ = 46746000. Its totient is φ = 15558036.
The previous prime is 31140029. The next prime is 31140047. The reversal of 31140034 is 43004113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×311400343 (a number of 23 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2284 + ... + 8215.
It is an arithmetic number, because the mean of its divisors is an integer number (5843250).
Almost surely, 231140034 is an apocalyptic number.
31140034 is a deficient number, since it is larger than the sum of its proper divisors (15605966).
31140034 is a wasteful number, since it uses less digits than its factorization.
31140034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11984.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 31140034 is about 5580.3256177395. The cubic root of 31140034 is about 314.6103656472.
Adding to 31140034 its reverse (43004113), we get a palindrome (74144147).
The spelling of 31140034 in words is "thirty-one million, one hundred forty thousand, thirty-four".
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