Base | Representation |
---|---|
bin | 1001010011100… |
… | …10011101010010 |
3 | 12102220000220121 |
4 | 10221302131102 |
5 | 124441012232 |
6 | 11425100454 |
7 | 1635346132 |
oct | 451623522 |
9 | 172800817 |
10 | 78063442 |
11 | 40079246 |
12 | 2218772a |
13 | 13232ab2 |
14 | a520ac2 |
15 | 6cbed97 |
hex | 4a72752 |
78063442 has 8 divisors (see below), whose sum is σ = 118843056. Its totient is φ = 38449092.
The previous prime is 78063421. The next prime is 78063463. The reversal of 78063442 is 24436087.
It is an interprime number because it is at equal distance from previous prime (78063421) and next prime (78063463).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 78063398 and 78063407.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291148 + ... + 291415.
It is an arithmetic number, because the mean of its divisors is an integer number (14855382).
Almost surely, 278063442 is an apocalyptic number.
78063442 is a deficient number, since it is larger than the sum of its proper divisors (40779614).
78063442 is a wasteful number, since it uses less digits than its factorization.
78063442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 582632.
The product of its (nonzero) digits is 32256, while the sum is 34.
The square root of 78063442 is about 8835.3518322702. The cubic root of 78063442 is about 427.3816769535.
The spelling of 78063442 in words is "seventy-eight million, sixty-three thousand, four hundred forty-two".
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