Base | Representation |
---|---|
bin | 11001100010000… |
… | …110001001010110 |
3 | 1002212001101001220 |
4 | 121202012021112 |
5 | 1334130242340 |
6 | 110301231210 |
7 | 13421033445 |
oct | 3142061126 |
9 | 1085041056 |
10 | 428368470 |
11 | 1aa891632 |
12 | bb562506 |
13 | 6a994a8a |
14 | 40c6ad5c |
15 | 27918ed0 |
hex | 19886256 |
428368470 has 16 divisors (see below), whose sum is σ = 1028084400. Its totient is φ = 114231584.
The previous prime is 428368463. The next prime is 428368519. The reversal of 428368470 is 74863824.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7139445 + ... + 7139504.
It is an arithmetic number, because the mean of its divisors is an integer number (64255275).
Almost surely, 2428368470 is an apocalyptic number.
428368470 is an abundant number, since it is smaller than the sum of its proper divisors (599715930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
428368470 is a wasteful number, since it uses less digits than its factorization.
428368470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14278959.
The product of its (nonzero) digits is 258048, while the sum is 42.
The square root of 428368470 is about 20697.0642845791. The cubic root of 428368470 is about 753.8284067069.
The spelling of 428368470 in words is "four hundred twenty-eight million, three hundred sixty-eight thousand, four hundred seventy".
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