Base | Representation |
---|---|
bin | 11100101011101… |
… | …100000010110110 |
3 | 1020112111020101200 |
4 | 130223230002312 |
5 | 1441142332041 |
6 | 115430033330 |
7 | 14632154103 |
oct | 3453540266 |
9 | 1215436350 |
10 | 481214646 |
11 | 2276a6760 |
12 | 1151a8846 |
13 | 789087c3 |
14 | 47ca5aaa |
15 | 2c3a71b6 |
hex | 1caec0b6 |
481214646 has 48 divisors (see below), whose sum is σ = 1142490960. Its totient is φ = 145172160.
The previous prime is 481214639. The next prime is 481214647. The reversal of 481214646 is 646412184.
It is a happy number.
481214646 is a `hidden beast` number, since 4 + 8 + 1 + 2 + 1 + 4 + 646 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 481214646.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (481214647) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40036 + ... + 50648.
It is an arithmetic number, because the mean of its divisors is an integer number (23801895).
Almost surely, 2481214646 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 481214646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571245480).
481214646 is an abundant number, since it is smaller than the sum of its proper divisors (661276314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
481214646 is a wasteful number, since it uses less digits than its factorization.
481214646 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10861 (or 10858 counting only the distinct ones).
The product of its digits is 36864, while the sum is 36.
The square root of 481214646 is about 21936.6051612368. The cubic root of 481214646 is about 783.6334133640.
The spelling of 481214646 in words is "four hundred eighty-one million, two hundred fourteen thousand, six hundred forty-six".
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