Base | Representation |
---|---|
bin | 10000001000000000000000 |
3 | 21221202110020 |
4 | 100020000000 |
5 | 2040231242 |
6 | 230333440 |
7 | 50633553 |
oct | 20100000 |
9 | 7852406 |
10 | 4227072 |
11 | 2427953 |
12 | 14ba280 |
13 | b50035 |
14 | 7c069a |
15 | 5876ec |
hex | 408000 |
4227072 has 64 divisors (see below), whose sum is σ = 11534160. Its totient is φ = 1376256.
The previous prime is 4227061. The next prime is 4227077. The reversal of 4227072 is 2707224.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (4227077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (2) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98283 + ... + 98325.
Almost surely, 24227072 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4227072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5767080).
4227072 is an abundant number, since it is smaller than the sum of its proper divisors (7307088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4227072 is an frugal number, since it uses more digits than its factorization.
4227072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76 (or 48 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 24.
The square root of 4227072 is about 2055.9844357388. The cubic root of 4227072 is about 161.6887791107.
The spelling of 4227072 in words is "four million, two hundred twenty-seven thousand, seventy-two".
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