Base | Representation |
---|---|
bin | 1000110100100… |
… | …10011100111001 |
3 | 12011020121011121 |
4 | 10122102130321 |
5 | 122421001220 |
6 | 11202025241 |
7 | 1555663660 |
oct | 432223471 |
9 | 164217147 |
10 | 74000185 |
11 | 38853486 |
12 | 20948221 |
13 | 1243c4bc |
14 | 9b83dd7 |
15 | 676aeaa |
hex | 4692739 |
74000185 has 16 divisors (see below), whose sum is σ = 104230656. Its totient is φ = 49370688.
The previous prime is 74000183. The next prime is 74000191. The reversal of 74000185 is 58100047.
It is a cyclic number.
It is not a de Polignac number, because 74000185 - 21 = 74000183 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74000183) 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 15 ways as a sum of consecutive naturals, for example, 27277 + ... + 29866.
It is an arithmetic number, because the mean of its divisors is an integer number (6514416).
Almost surely, 274000185 is an apocalyptic number.
It is an amenable number.
74000185 is a deficient number, since it is larger than the sum of its proper divisors (30230471).
74000185 is a wasteful number, since it uses less digits than its factorization.
74000185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57192.
The product of its (nonzero) digits is 1120, while the sum is 25.
The square root of 74000185 is about 8602.3360199425. The cubic root of 74000185 is about 419.8339952419.
It can be divided in two parts, 74000 and 185, that multiplied together give a square (13690000 = 37002).
The spelling of 74000185 in words is "seventy-four million, one hundred eighty-five", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •