Base | Representation |
---|---|
bin | 1111001111100… |
… | …1110111111101 |
3 | 11110022101111202 |
4 | 3303321313331 |
5 | 112332004140 |
6 | 10202225245 |
7 | 1404315203 |
oct | 363716775 |
9 | 143271452 |
10 | 63938045 |
11 | 33100666 |
12 | 194b5225 |
13 | 10328582 |
14 | 86c5073 |
15 | 592e915 |
hex | 3cf9dfd |
63938045 has 16 divisors (see below), whose sum is σ = 80974080. Its totient is φ = 48369024.
The previous prime is 63938029. The next prime is 63938051. The reversal of 63938045 is 54083936.
It is a cyclic number.
It is not a de Polignac number, because 63938045 - 24 = 63938029 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7112 + ... + 13358.
It is an arithmetic number, because the mean of its divisors is an integer number (5060880).
Almost surely, 263938045 is an apocalyptic number.
It is an amenable number.
63938045 is a deficient number, since it is larger than the sum of its proper divisors (17036035).
63938045 is a wasteful number, since it uses less digits than its factorization.
63938045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6364.
The product of its (nonzero) digits is 77760, while the sum is 38.
The square root of 63938045 is about 7996.1268749314. The cubic root of 63938045 is about 399.8708854114.
The spelling of 63938045 in words is "sixty-three million, nine hundred thirty-eight thousand, forty-five".
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