Base | Representation |
---|---|
bin | 1000110001010… |
… | …11111001110001 |
3 | 12010110020222120 |
4 | 10120223321301 |
5 | 122314031040 |
6 | 11145024453 |
7 | 1552264242 |
oct | 430537161 |
9 | 163406876 |
10 | 73580145 |
11 | 38596941 |
12 | 20785129 |
13 | 12323262 |
14 | 9ab4cc9 |
15 | 66d67d0 |
hex | 462be71 |
73580145 has 16 divisors (see below), whose sum is σ = 120234240. Its totient is φ = 38407424.
The previous prime is 73580119. The next prime is 73580153. The reversal of 73580145 is 54108537.
It is a cyclic number.
It is not a de Polignac number, because 73580145 - 25 = 73580113 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51480 + ... + 52889.
It is an arithmetic number, because the mean of its divisors is an integer number (7514640).
Almost surely, 273580145 is an apocalyptic number.
It is an amenable number.
73580145 is a deficient number, since it is larger than the sum of its proper divisors (46654095).
73580145 is a wasteful number, since it uses less digits than its factorization.
73580145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104424.
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 73580145 is about 8577.8869775720. The cubic root of 73580145 is about 419.0381333213.
The spelling of 73580145 in words is "seventy-three million, five hundred eighty thousand, one hundred forty-five".
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