Base | Representation |
---|---|
bin | 11001100001111… |
… | …001000011111010 |
3 | 1002211221122112212 |
4 | 121201321003322 |
5 | 1334122033444 |
6 | 110300135122 |
7 | 13420421261 |
oct | 3141710372 |
9 | 1084848485 |
10 | 428314874 |
11 | 1aa855339 |
12 | bb5374a2 |
13 | 6a976570 |
14 | 40c555d8 |
15 | 2790819e |
hex | 198790fa |
428314874 has 16 divisors (see below), whose sum is σ = 692570088. Its totient is φ = 197490432.
The previous prime is 428314837. The next prime is 428314877. The reversal of 428314874 is 478413824.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 215884249 + 212430625 = 14693^2 + 14575^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (428314877) 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, 21014 + ... + 36030.
Almost surely, 2428314874 is an apocalyptic number.
428314874 is a deficient number, since it is larger than the sum of its proper divisors (264255214).
428314874 is a wasteful number, since it uses less digits than its factorization.
428314874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16129.
The product of its digits is 172032, while the sum is 41.
The square root of 428314874 is about 20695.7694710779. The cubic root of 428314874 is about 753.7969665837.
The spelling of 428314874 in words is "four hundred twenty-eight million, three hundred fourteen thousand, eight hundred seventy-four".
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