Base | Representation |
---|---|
bin | 1111001101100… |
… | …1101111001101 |
3 | 11110001200221111 |
4 | 3303121233031 |
5 | 112313301123 |
6 | 10155332021 |
7 | 1403226346 |
oct | 363315715 |
9 | 143050844 |
10 | 63806413 |
11 | 33020780 |
12 | 19451011 |
13 | 102b0698 |
14 | 868d0cd |
15 | 590590d |
hex | 3cd9bcd |
63806413 has 8 divisors (see below), whose sum is σ = 69664896. Its totient is φ = 57957600.
The previous prime is 63806411. The next prime is 63806417. The reversal of 63806413 is 31460836.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 63806413 - 21 = 63806411 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63806411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23820 + ... + 26362.
It is an arithmetic number, because the mean of its divisors is an integer number (8708112).
Almost surely, 263806413 is an apocalyptic number.
It is an amenable number.
63806413 is a deficient number, since it is larger than the sum of its proper divisors (5858483).
63806413 is a wasteful number, since it uses less digits than its factorization.
63806413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4835.
The product of its (nonzero) digits is 10368, while the sum is 31.
The square root of 63806413 is about 7987.8916492401. The cubic root of 63806413 is about 399.5962864255.
The spelling of 63806413 in words is "sixty-three million, eight hundred six thousand, four hundred thirteen".
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