Base | Representation |
---|---|
bin | 11001000011110… |
… | …111010001011110 |
3 | 1002022010201200111 |
4 | 121003313101132 |
5 | 1330113140410 |
6 | 105415320234 |
7 | 13263465004 |
oct | 3103672136 |
9 | 1068121614 |
10 | 420443230 |
11 | 1a6369249 |
12 | b898007a |
13 | 6914b69c |
14 | 3dba6a74 |
15 | 26da0b8a |
hex | 190f745e |
420443230 has 8 divisors (see below), whose sum is σ = 756797832. Its totient is φ = 168177288.
The previous prime is 420443227. The next prime is 420443249. The reversal of 420443230 is 32344024.
420443230 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21022152 + ... + 21022171.
It is an arithmetic number, because the mean of its divisors is an integer number (94599729).
Almost surely, 2420443230 is an apocalyptic number.
420443230 is a deficient number, since it is larger than the sum of its proper divisors (336354602).
420443230 is a wasteful number, since it uses less digits than its factorization.
420443230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42044330.
The product of its (nonzero) digits is 2304, while the sum is 22.
The square root of 420443230 is about 20504.7123852055. The cubic root of 420443230 is about 749.1505820524.
Adding to 420443230 its reverse (32344024), we get a palindrome (452787254).
The spelling of 420443230 in words is "four hundred twenty million, four hundred forty-three thousand, two hundred thirty".
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