Base | Representation |
---|---|
bin | 111011000100… |
… | …0011101001110 |
3 | 2011021022121021 |
4 | 1312020131032 |
5 | 30411431010 |
6 | 3023424354 |
7 | 524135431 |
oct | 166103516 |
9 | 64238537 |
10 | 30967630 |
11 | 16531491 |
12 | a4550ba |
13 | 6553555 |
14 | 4181818 |
15 | 2aba8da |
hex | 1d8874e |
30967630 has 16 divisors (see below), whose sum is σ = 55828080. Its totient is φ = 12367872.
The previous prime is 30967613. The next prime is 30967633. The reversal of 30967630 is 3676903.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30967633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5677 + ... + 9703.
It is an arithmetic number, because the mean of its divisors is an integer number (3489255).
Almost surely, 230967630 is an apocalyptic number.
30967630 is a deficient number, since it is larger than the sum of its proper divisors (24860450).
30967630 is a wasteful number, since it uses less digits than its factorization.
30967630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4803.
The product of its (nonzero) digits is 20412, while the sum is 34.
The square root of 30967630 is about 5564.8566917756. The cubic root of 30967630 is about 314.0286868459.
The spelling of 30967630 in words is "thirty million, nine hundred sixty-seven thousand, six hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •