Base | Representation |
---|---|
bin | 111011010110… |
… | …1011010100011 |
3 | 2011120000020222 |
4 | 1312231122203 |
5 | 30431302021 |
6 | 3030553255 |
7 | 525335660 |
oct | 166553243 |
9 | 64500228 |
10 | 31119011 |
11 | 166251a0 |
12 | a50882b |
13 | 65a7421 |
14 | 41c0a67 |
15 | 2aea6ab |
hex | 1dad6a3 |
31119011 has 16 divisors (see below), whose sum is σ = 38964480. Its totient is φ = 24144480.
The previous prime is 31119007. The next prime is 31119013. The reversal of 31119011 is 11091113.
It is a cyclic number.
It is not a de Polignac number, because 31119011 - 22 = 31119007 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31119013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20600 + ... + 22058.
It is an arithmetic number, because the mean of its divisors is an integer number (2435280).
Almost surely, 231119011 is an apocalyptic number.
31119011 is a deficient number, since it is larger than the sum of its proper divisors (7845469).
31119011 is a wasteful number, since it uses less digits than its factorization.
31119011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1754.
The product of its (nonzero) digits is 27, while the sum is 17.
The square root of 31119011 is about 5578.4416282686. The cubic root of 31119011 is about 314.5395506669.
The spelling of 31119011 in words is "thirty-one million, one hundred nineteen thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •