Base | Representation |
---|---|
bin | 1111001110111… |
… | …0111000010011 |
3 | 11110020002201211 |
4 | 3303232320103 |
5 | 112324034021 |
6 | 10201240551 |
7 | 1404040000 |
oct | 363567023 |
9 | 143202654 |
10 | 63893011 |
11 | 3307a846 |
12 | 19493157 |
13 | 10310c20 |
14 | 86b28a7 |
15 | 59213e1 |
hex | 3ceee13 |
63893011 has 40 divisors (see below), whose sum is σ = 84702240. Its totient is φ = 47811456.
The previous prime is 63892999. The next prime is 63893033. The reversal of 63893011 is 11039836.
It is not a de Polignac number, because 63893011 - 25 = 63892979 is a prime.
It is a super-2 number, since 2×638930112 = 8164633709292242, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (63893041) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 717855 + ... + 717943.
It is an arithmetic number, because the mean of its divisors is an integer number (2117556).
Almost surely, 263893011 is an apocalyptic number.
63893011 is a deficient number, since it is larger than the sum of its proper divisors (20809229).
63893011 is an equidigital number, since it uses as much as digits as its factorization.
63893011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153 (or 132 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 31.
The square root of 63893011 is about 7993.3103905704. The cubic root of 63893011 is about 399.7769819305.
The spelling of 63893011 in words is "sixty-three million, eight hundred ninety-three thousand, eleven".
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