Base | Representation |
---|---|
bin | 11001000010101… |
… | …110000011000101 |
3 | 1002021120111021000 |
4 | 121002232003011 |
5 | 1330024041201 |
6 | 105405043513 |
7 | 13261105404 |
oct | 3102560305 |
9 | 1067514230 |
10 | 420143301 |
11 | 1a6183976 |
12 | b8856599 |
13 | 69075006 |
14 | 3db2963b |
15 | 26d41d86 |
hex | 190ae0c5 |
420143301 has 16 divisors (see below), whose sum is σ = 624232000. Its totient is φ = 279286704.
The previous prime is 420143267. The next prime is 420143303. The reversal of 420143301 is 103341024.
It is not a de Polignac number, because 420143301 - 26 = 420143237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420143303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12871 + ... + 31716.
It is an arithmetic number, because the mean of its divisors is an integer number (39014500).
Almost surely, 2420143301 is an apocalyptic number.
It is an amenable number.
420143301 is a deficient number, since it is larger than the sum of its proper divisors (204088699).
420143301 is a wasteful number, since it uses less digits than its factorization.
420143301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44945 (or 44939 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 420143301 is about 20497.3974201604. The cubic root of 420143301 is about 748.9724006959.
Adding to 420143301 its reverse (103341024), we get a palindrome (523484325).
The spelling of 420143301 in words is "four hundred twenty million, one hundred forty-three thousand, three hundred one".
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