Base | Representation |
---|---|
bin | 1000110111111… |
… | …11000110010001 |
3 | 12012002012121200 |
4 | 10123333012101 |
5 | 123024221301 |
6 | 11215341413 |
7 | 1562526255 |
oct | 433770621 |
9 | 165065550 |
10 | 74445201 |
11 | 39027866 |
12 | 20b21869 |
13 | 12566c1c |
14 | 9c5c265 |
15 | 6807c86 |
hex | 46ff191 |
74445201 has 12 divisors (see below), whose sum is σ = 107606928. Its totient is φ = 49595544.
The previous prime is 74445199. The next prime is 74445223. The reversal of 74445201 is 10254447.
It is not a de Polignac number, because 74445201 - 21 = 74445199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (74445251) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22606 + ... + 25688.
It is an arithmetic number, because the mean of its divisors is an integer number (8967244).
Almost surely, 274445201 is an apocalyptic number.
It is an amenable number.
74445201 is a deficient number, since it is larger than the sum of its proper divisors (33161727).
74445201 is a wasteful number, since it uses less digits than its factorization.
74445201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5772 (or 5769 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 27.
The square root of 74445201 is about 8628.1632460217. The cubic root of 74445201 is about 420.6739011227.
Adding to 74445201 its reverse (10254447), we get a palindrome (84699648).
The spelling of 74445201 in words is "seventy-four million, four hundred forty-five thousand, two hundred one".
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