Base | Representation |
---|---|
bin | 11000110111100… |
… | …000001011001001 |
3 | 1002002001002202212 |
4 | 120313200023021 |
5 | 1323300443024 |
6 | 105222034505 |
7 | 13224110645 |
oct | 3067401311 |
9 | 1062032685 |
10 | 417202889 |
11 | 1a4555784 |
12 | b7878a35 |
13 | 6858581c |
14 | 3d5a1c25 |
15 | 26960a0e |
hex | 18de02c9 |
417202889 has 8 divisors (see below), whose sum is σ = 420518280. Its totient is φ = 413899776.
The previous prime is 417202873. The next prime is 417202939. The reversal of 417202889 is 988202714.
It can be written as a sum of positive squares in 4 ways, for example, as 60295225 + 356907664 = 7765^2 + 18892^2 .
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 417202889 - 24 = 417202873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (417202829) 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 7 ways as a sum of consecutive naturals, for example, 72299 + ... + 77855.
It is an arithmetic number, because the mean of its divisors is an integer number (52564785).
Almost surely, 2417202889 is an apocalyptic number.
It is an amenable number.
417202889 is a deficient number, since it is larger than the sum of its proper divisors (3315391).
417202889 is a wasteful number, since it uses less digits than its factorization.
417202889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6139.
The product of its (nonzero) digits is 64512, while the sum is 41.
The square root of 417202889 is about 20425.5450110884. The cubic root of 417202889 is about 747.2210576528.
The spelling of 417202889 in words is "four hundred seventeen million, two hundred two thousand, eight hundred eighty-nine".
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