Base | Representation |
---|---|
bin | 11001000010100… |
… | …110011110101111 |
3 | 1002021111220201221 |
4 | 121002212132233 |
5 | 1330022043203 |
6 | 105404244211 |
7 | 13260616132 |
oct | 3102463657 |
9 | 1067456657 |
10 | 420112303 |
11 | 1a6162656 |
12 | b8840667 |
13 | 69063b80 |
14 | 3db1c219 |
15 | 26d37abd |
hex | 190a67af |
420112303 has 4 divisors (see below), whose sum is σ = 452428648. Its totient is φ = 387795960.
The previous prime is 420112271. The next prime is 420112309. The reversal of 420112303 is 303211024.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 420112303 - 25 = 420112271 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 (420112309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16158153 + ... + 16158178.
It is an arithmetic number, because the mean of its divisors is an integer number (113107162).
Almost surely, 2420112303 is an apocalyptic number.
420112303 is a deficient number, since it is larger than the sum of its proper divisors (32316345).
420112303 is a wasteful number, since it uses less digits than its factorization.
420112303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32316344.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 420112303 is about 20496.6412614360. The cubic root of 420112303 is about 748.9539806176.
Adding to 420112303 its reverse (303211024), we get a palindrome (723323327).
The spelling of 420112303 in words is "four hundred twenty million, one hundred twelve thousand, three hundred three".
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