Base | Representation |
---|---|
bin | 1000110101000… |
… | …01010110100111 |
3 | 12011100200220021 |
4 | 10122201112213 |
5 | 122424424343 |
6 | 11203220011 |
7 | 1556336635 |
oct | 432412647 |
9 | 164320807 |
10 | 74061223 |
11 | 38895325 |
12 | 20977607 |
13 | 12461212 |
14 | 9b9c355 |
15 | 677e0ed |
hex | 46a15a7 |
74061223 has 4 divisors (see below), whose sum is σ = 74780368. Its totient is φ = 73342080.
The previous prime is 74061209. The next prime is 74061283. The reversal of 74061223 is 32216047.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32216047 = 5381 ⋅5987.
It is a cyclic number.
It is not a de Polignac number, because 74061223 - 25 = 74061191 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 (74061283) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359418 + ... + 359623.
It is an arithmetic number, because the mean of its divisors is an integer number (18695092).
Almost surely, 274061223 is an apocalyptic number.
74061223 is a deficient number, since it is larger than the sum of its proper divisors (719145).
74061223 is a wasteful number, since it uses less digits than its factorization.
74061223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 719144.
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 74061223 is about 8605.8830459169. The cubic root of 74061223 is about 419.9493948855.
The spelling of 74061223 in words is "seventy-four million, sixty-one thousand, two hundred twenty-three".
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