Base | Representation |
---|---|
bin | 11001011111111… |
… | …000011110110110 |
3 | 1002210221220002221 |
4 | 121133320132312 |
5 | 1334003210324 |
6 | 110240552554 |
7 | 13413065650 |
oct | 3137703666 |
9 | 1083856087 |
10 | 427788214 |
11 | 1aa525687 |
12 | bb32275a |
13 | 6a820929 |
14 | 40b596d0 |
15 | 278520e4 |
hex | 197f87b6 |
427788214 has 16 divisors (see below), whose sum is σ = 733648896. Its totient is φ = 183263400.
The previous prime is 427788203. The next prime is 427788217. The reversal of 427788214 is 412887724.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427788217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42969 + ... + 51979.
It is an arithmetic number, because the mean of its divisors is an integer number (45853056).
Almost surely, 2427788214 is an apocalyptic number.
427788214 is a deficient number, since it is larger than the sum of its proper divisors (305860682).
427788214 is a wasteful number, since it uses less digits than its factorization.
427788214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12411.
The product of its digits is 200704, while the sum is 43.
The square root of 427788214 is about 20683.0417008718. The cubic root of 427788214 is about 753.4878812496.
The spelling of 427788214 in words is "four hundred twenty-seven million, seven hundred eighty-eight thousand, two hundred fourteen".
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