Base | Representation |
---|---|
bin | 111010110111… |
… | …1010100011000 |
3 | 2011002002100201 |
4 | 1311233110120 |
5 | 30400132124 |
6 | 3021311544 |
7 | 523226305 |
oct | 165572430 |
9 | 64062321 |
10 | 30864664 |
11 | 16471096 |
12 | a4055b4 |
13 | 651871c |
14 | 41560ac |
15 | 2a9a144 |
hex | 1d6f518 |
30864664 has 16 divisors (see below), whose sum is σ = 60917400. Its totient is φ = 14620032.
The previous prime is 30864653. The next prime is 30864667. The reversal of 30864664 is 46646803.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30864667) 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, 101377 + ... + 101680.
Almost surely, 230864664 is an apocalyptic number.
It is an amenable number.
30864664 is a deficient number, since it is larger than the sum of its proper divisors (30052736).
30864664 is a wasteful number, since it uses less digits than its factorization.
30864664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203082 (or 203078 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 37.
The square root of 30864664 is about 5555.5975376192. The cubic root of 30864664 is about 313.6802565571.
It can be divided in two parts, 3086 and 4664, that added together give a triangular number (7750 = T124).
The spelling of 30864664 in words is "thirty million, eight hundred sixty-four thousand, six hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •