Base | Representation |
---|---|
bin | 1111000010011… |
… | …01010010001110 |
3 | 22210100212100011 |
4 | 13201031102032 |
5 | 224243130203 |
6 | 20303423434 |
7 | 3061135441 |
oct | 741152216 |
9 | 283325304 |
10 | 126145678 |
11 | 6522a12a |
12 | 362b4b7a |
13 | 20199319 |
14 | 12a79658 |
15 | b11b76d |
hex | 784d48e |
126145678 has 8 divisors (see below), whose sum is σ = 200349072. Its totient is φ = 59362656.
The previous prime is 126145673. The next prime is 126145709. The reversal of 126145678 is 876541621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 126145678.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126145673) by changing a digit.
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, 1855050 + ... + 1855117.
It is an arithmetic number, because the mean of its divisors is an integer number (25043634).
Almost surely, 2126145678 is an apocalyptic number.
126145678 is a deficient number, since it is larger than the sum of its proper divisors (74203394).
126145678 is a wasteful number, since it uses less digits than its factorization.
126145678 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3710186.
The product of its digits is 80640, while the sum is 40.
The square root of 126145678 is about 11231.4592996636. The cubic root of 126145678 is about 501.5229273418.
The spelling of 126145678 in words is "one hundred twenty-six million, one hundred forty-five thousand, six hundred seventy-eight".
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