Base | Representation |
---|---|
bin | 111011010011… |
… | …0001100000110 |
3 | 2011111111122210 |
4 | 1312212030012 |
5 | 30424330124 |
6 | 3030204250 |
7 | 525153456 |
oct | 166461406 |
9 | 64444583 |
10 | 31089414 |
11 | 16604a34 |
12 | a4b3686 |
13 | 6596b05 |
14 | 41b3d66 |
15 | 2ae1a29 |
hex | 1da6306 |
31089414 has 8 divisors (see below), whose sum is σ = 62178840. Its totient is φ = 10363136.
The previous prime is 31089403. The next prime is 31089431. The reversal of 31089414 is 41498013.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
31089414 is an admirable number.
It is a Curzon number.
It is a congruent number.
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, 2590779 + ... + 2590790.
It is an arithmetic number, because the mean of its divisors is an integer number (7772355).
Almost surely, 231089414 is an apocalyptic number.
31089414 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31089414 is a wasteful number, since it uses less digits than its factorization.
31089414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5181574.
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 31089414 is about 5575.7881954034. The cubic root of 31089414 is about 314.4398004959.
The spelling of 31089414 in words is "thirty-one million, eighty-nine thousand, four hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •