Base | Representation |
---|---|
bin | 1000110111100… |
… | …11010010101101 |
3 | 12011222202021201 |
4 | 10123303102231 |
5 | 123021144340 |
6 | 11214325501 |
7 | 1562235265 |
oct | 433632255 |
9 | 164882251 |
10 | 74396845 |
11 | 38aa44a6 |
12 | 20ab9891 |
13 | 1254ac03 |
14 | 9c487a5 |
15 | 67e879a |
hex | 46f34ad |
74396845 has 16 divisors (see below), whose sum is σ = 94868928. Its totient is φ = 55814400.
The previous prime is 74396821. The next prime is 74396849. The reversal of 74396845 is 54869347.
It is not a de Polignac number, because 74396845 - 213 = 74388653 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 74396795 and 74396804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74396849) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24670 + ... + 27520.
It is an arithmetic number, because the mean of its divisors is an integer number (5929308).
Almost surely, 274396845 is an apocalyptic number.
It is an amenable number.
74396845 is a deficient number, since it is larger than the sum of its proper divisors (20472083).
74396845 is a wasteful number, since it uses less digits than its factorization.
74396845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3180.
The product of its digits is 725760, while the sum is 46.
The square root of 74396845 is about 8625.3605721732. The cubic root of 74396845 is about 420.5827982582.
The spelling of 74396845 in words is "seventy-four million, three hundred ninety-six thousand, eight hundred forty-five".
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