Base | Representation |
---|---|
bin | 111011110011111000… |
… | …110101001001100011 |
3 | 20010202200201020101102 |
4 | 323303320311021203 |
5 | 2023011123202040 |
6 | 45300341225015 |
7 | 4432315033454 |
oct | 736370651143 |
9 | 203680636342 |
10 | 64221303395 |
11 | 25266284857 |
12 | 1054370216b |
13 | 6096184652 |
14 | 317337312b |
15 | 1a0d13e515 |
hex | ef3e35263 |
64221303395 has 8 divisors (see below), whose sum is σ = 77575932960. Its totient is φ = 51036796800.
The previous prime is 64221303371. The next prime is 64221303397. The reversal of 64221303395 is 59330312246.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64221303395 - 212 = 64221299299 is a prime.
It is not an unprimeable number, because it can be changed into a prime (64221303397) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42529910 + ... + 42531419.
It is an arithmetic number, because the mean of its divisors is an integer number (9696991620).
Almost surely, 264221303395 is an apocalyptic number.
64221303395 is a deficient number, since it is larger than the sum of its proper divisors (13354629565).
64221303395 is a wasteful number, since it uses less digits than its factorization.
64221303395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85061485.
The product of its (nonzero) digits is 116640, while the sum is 38.
The spelling of 64221303395 in words is "sixty-four billion, two hundred twenty-one million, three hundred three thousand, three hundred ninety-five".
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