Base | Representation |
---|---|
bin | 111010111001… |
… | …1111111110010 |
3 | 2011010001122102 |
4 | 1311303333302 |
5 | 30401240301 |
6 | 3021540402 |
7 | 523336211 |
oct | 165637762 |
9 | 64101572 |
10 | 30883826 |
11 | 16484526 |
12 | a414702 |
13 | 652436c |
14 | 415d078 |
15 | 2aa0b6b |
hex | 1d73ff2 |
30883826 has 16 divisors (see below), whose sum is σ = 47914200. Its totient is φ = 14918400.
The previous prime is 30883823. The next prime is 30883837. The reversal of 30883826 is 62838803.
30883826 = 92 + 102 + ... + 4522.
It can be written as a sum of positive squares in 4 ways, for example, as 26677225 + 4206601 = 5165^2 + 2051^2 .
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 30883826.
It is not an unprimeable number, because it can be changed into a prime (30883823) 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, 9626 + ... + 12426.
Almost surely, 230883826 is an apocalyptic number.
30883826 is a deficient number, since it is larger than the sum of its proper divisors (17030374).
30883826 is a wasteful number, since it uses less digits than its factorization.
30883826 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2989.
The product of its (nonzero) digits is 55296, while the sum is 38.
The square root of 30883826 is about 5557.3218370003. The cubic root of 30883826 is about 313.7451581503.
The spelling of 30883826 in words is "thirty million, eight hundred eighty-three thousand, eight hundred twenty-six".
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