Base | Representation |
---|---|
bin | 11001011110001… |
… | …011111100110001 |
3 | 1002210010022022011 |
4 | 121132023330301 |
5 | 1333344444130 |
6 | 110223242521 |
7 | 13406234620 |
oct | 3136137461 |
9 | 1083108264 |
10 | 427343665 |
11 | 1aa251691 |
12 | bb149441 |
13 | 6a6c6498 |
14 | 40a816b7 |
15 | 277b552a |
hex | 1978bf31 |
427343665 has 8 divisors (see below), whose sum is σ = 586071360. Its totient is φ = 293035632.
The previous prime is 427343663. The next prime is 427343699. The reversal of 427343665 is 566343724.
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 427343665 - 21 = 427343663 is a prime.
It is not an unprimeable number, because it can be changed into a prime (427343663) 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, 6104875 + ... + 6104944.
It is an arithmetic number, because the mean of its divisors is an integer number (73258920).
Almost surely, 2427343665 is an apocalyptic number.
It is an amenable number.
427343665 is a deficient number, since it is larger than the sum of its proper divisors (158727695).
427343665 is a wasteful number, since it uses less digits than its factorization.
427343665 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12209831.
The product of its digits is 362880, while the sum is 40.
The square root of 427343665 is about 20672.2922047846. The cubic root of 427343665 is about 753.2267875831.
The spelling of 427343665 in words is "four hundred twenty-seven million, three hundred forty-three thousand, six hundred sixty-five".
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