Base | Representation |
---|---|
bin | 100111101111001110… |
… | …010110100000000001 |
3 | 11002010121210021121202 |
4 | 213233032112200001 |
5 | 1144341031104330 |
6 | 31333532030545 |
7 | 3040233623021 |
oct | 475716264001 |
9 | 132117707552 |
10 | 42668222465 |
11 | 17106110080 |
12 | 8329602455 |
13 | 403cac0c1b |
14 | 20caacba81 |
15 | 119ad91445 |
hex | 9ef396801 |
42668222465 has 8 divisors (see below), whose sum is σ = 55856582208. Its totient is φ = 31031434480.
The previous prime is 42668222459. The next prime is 42668222479. The reversal of 42668222465 is 56422286624.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42668222465 - 210 = 42668221441 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
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, 387892877 + ... + 387892986.
It is an arithmetic number, because the mean of its divisors is an integer number (6982072776).
Almost surely, 242668222465 is an apocalyptic number.
It is an amenable number.
42668222465 is a deficient number, since it is larger than the sum of its proper divisors (13188359743).
42668222465 is a wasteful number, since it uses less digits than its factorization.
42668222465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 775785879.
The product of its digits is 2211840, while the sum is 47.
The spelling of 42668222465 in words is "forty-two billion, six hundred sixty-eight million, two hundred twenty-two thousand, four hundred sixty-five".
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