Base | Representation |
---|---|
bin | 11001011111111… |
… | …111111010011010 |
3 | 1002211000102212012 |
4 | 121133333322122 |
5 | 1334010144100 |
6 | 110241345522 |
7 | 13413253460 |
oct | 3137777232 |
9 | 1084012765 |
10 | 427818650 |
11 | 1aa546536 |
12 | bb3382a2 |
13 | 6a83173c |
14 | 40b66830 |
15 | 2785b135 |
hex | 197ffe9a |
427818650 has 48 divisors (see below), whose sum is σ = 926619264. Its totient is φ = 143906880.
The previous prime is 427818647. The next prime is 427818667. The reversal of 427818650 is 56818724.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 427818598 and 427818607.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7019 + ... + 30081.
It is an arithmetic number, because the mean of its divisors is an integer number (19304568).
Almost surely, 2427818650 is an apocalyptic number.
427818650 is an abundant number, since it is smaller than the sum of its proper divisors (498800614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427818650 is a wasteful number, since it uses less digits than its factorization.
427818650 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23135 (or 23130 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 41.
The square root of 427818650 is about 20683.7774596421. Note that the first 3 decimals coincide. The cubic root of 427818650 is about 753.5057503825.
The spelling of 427818650 in words is "four hundred twenty-seven million, eight hundred eighteen thousand, six hundred fifty".
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