Base | Representation |
---|---|
bin | 111010010010… |
… | …1110001010000 |
3 | 2010111210010002 |
4 | 1310211301100 |
5 | 30311012113 |
6 | 3011025132 |
7 | 520533101 |
oct | 164456120 |
9 | 63453102 |
10 | 30563408 |
11 | 16285817 |
12 | a29b1a8 |
13 | 6441575 |
14 | 40b83a8 |
15 | 2a3ac58 |
hex | 1d25c50 |
30563408 has 20 divisors (see below), whose sum is σ = 59806068. Its totient is φ = 15129600.
The previous prime is 30563387. The next prime is 30563417. The reversal of 30563408 is 80436503.
It can be written as a sum of positive squares in 2 ways, for example, as 29506624 + 1056784 = 5432^2 + 1028^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7841 + ... + 11072.
Almost surely, 230563408 is an apocalyptic number.
It is an amenable number.
30563408 is a deficient number, since it is larger than the sum of its proper divisors (29242660).
30563408 is a wasteful number, since it uses less digits than its factorization.
30563408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19022 (or 19016 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 29.
The square root of 30563408 is about 5528.4182186228. The cubic root of 30563408 is about 312.6563543975.
The spelling of 30563408 in words is "thirty million, five hundred sixty-three thousand, four hundred eight".
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