Base | Representation |
---|---|
bin | 1000001110010… |
… | …0101010010111 |
3 | 2101220022210121 |
4 | 2003210222113 |
5 | 32312203111 |
6 | 3231132411 |
7 | 566111641 |
oct | 203445227 |
9 | 71808717 |
10 | 34491031 |
11 | 18518693 |
12 | b674107 |
13 | 71b81c3 |
14 | 481b891 |
15 | 3064871 |
hex | 20e4a97 |
34491031 has 8 divisors (see below), whose sum is σ = 35372304. Its totient is φ = 33613440.
The previous prime is 34491029. The next prime is 34491049. The reversal of 34491031 is 13019443.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 34491031 - 21 = 34491029 is a prime.
It is a super-2 number, since 2×344910312 = 2379262438885922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 34490987 and 34491005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34491071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34815 + ... + 35791.
It is an arithmetic number, because the mean of its divisors is an integer number (4421538).
Almost surely, 234491031 is an apocalyptic number.
34491031 is a deficient number, since it is larger than the sum of its proper divisors (881273).
34491031 is an equidigital number, since it uses as much as digits as its factorization.
34491031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1841.
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 34491031 is about 5872.9065206250. The cubic root of 34491031 is about 325.5132906797.
The spelling of 34491031 in words is "thirty-four million, four hundred ninety-one thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •