Base | Representation |
---|---|
bin | 11001000011110… |
… | …111011101101010 |
3 | 1002022010202202101 |
4 | 121003313131222 |
5 | 1330113202020 |
6 | 105415324014 |
7 | 13263500200 |
oct | 3103673552 |
9 | 1068122671 |
10 | 420444010 |
11 | 1a6369898 |
12 | b898060a |
13 | 6914bb4c |
14 | 3dba7070 |
15 | 26da100a |
hex | 190f776a |
420444010 has 96 divisors (see below), whose sum is σ = 921922560. Its totient is φ = 137491200.
The previous prime is 420444007. The next prime is 420444023. The reversal of 420444010 is 10444024.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1351755 + ... + 1352065.
It is an arithmetic number, because the mean of its divisors is an integer number (9603360).
Almost surely, 2420444010 is an apocalyptic number.
420444010 is an abundant number, since it is smaller than the sum of its proper divisors (501478550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420444010 is a wasteful number, since it uses less digits than its factorization.
420444010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 452 (or 445 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 420444010 is about 20504.7314052147. The cubic root of 420444010 is about 749.1510453231.
Adding to 420444010 its reverse (10444024), we get a palindrome (430888034).
The spelling of 420444010 in words is "four hundred twenty million, four hundred forty-four thousand, ten".
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