Base | Representation |
---|---|
bin | 111011011001… |
… | …1100010110010 |
3 | 2011121021200201 |
4 | 1312303202302 |
5 | 30433102424 |
6 | 3031305414 |
7 | 525502111 |
oct | 166634262 |
9 | 64537621 |
10 | 31144114 |
11 | 16642041 |
12 | a51b26a |
13 | 65b5991 |
14 | 41c9c78 |
15 | 2b02d44 |
hex | 1db38b2 |
31144114 has 8 divisors (see below), whose sum is σ = 46747008. Its totient is φ = 15561780.
The previous prime is 31144111. The next prime is 31144147. The reversal of 31144114 is 41144113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 31144091 and 31144100.
It is not an unprimeable number, because it can be changed into a prime (31144111) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522 + ... + 7909.
It is an arithmetic number, because the mean of its divisors is an integer number (5843376).
Almost surely, 231144114 is an apocalyptic number.
31144114 is a deficient number, since it is larger than the sum of its proper divisors (15602894).
31144114 is a wasteful number, since it uses less digits than its factorization.
31144114 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10280.
The product of its digits is 192, while the sum is 19.
The square root of 31144114 is about 5580.6911758312. The cubic root of 31144114 is about 314.6241052409.
Adding to 31144114 its reverse (41144113), we get a palindrome (72288227).
Subtracting 31144114 from its reverse (41144113), we obtain a palindrome (9999999).
The spelling of 31144114 in words is "thirty-one million, one hundred forty-four thousand, one hundred fourteen".
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