Base | Representation |
---|---|
bin | 111001111111… |
… | …0000110001110 |
3 | 2010012112012122 |
4 | 1303332012032 |
5 | 30240312120 |
6 | 3003332542 |
7 | 516255251 |
oct | 163760616 |
9 | 63175178 |
10 | 30400910 |
11 | 16184721 |
12 | a221152 |
13 | 63b5607 |
14 | 4075098 |
15 | 2a07a25 |
hex | 1cfe18e |
30400910 has 8 divisors (see below), whose sum is σ = 54721656. Its totient is φ = 12160360.
The previous prime is 30400891. The next prime is 30400919. The reversal of 30400910 is 1900403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30400919) 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, 1520036 + ... + 1520055.
It is an arithmetic number, because the mean of its divisors is an integer number (6840207).
Almost surely, 230400910 is an apocalyptic number.
30400910 is a deficient number, since it is larger than the sum of its proper divisors (24320746).
30400910 is a wasteful number, since it uses less digits than its factorization.
30400910 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3040098.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 30400910 is about 5513.7020231420. The cubic root of 30400910 is about 312.1012642477.
The spelling of 30400910 in words is "thirty million, four hundred thousand, nine hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.109 sec. • engine limits •