Base | Representation |
---|---|
bin | 1000101101110… |
… | …00000101111010 |
3 | 12002120011021201 |
4 | 10112320011322 |
5 | 122203341121 |
6 | 11130524414 |
7 | 1545250255 |
oct | 426700572 |
9 | 162504251 |
10 | 73105786 |
11 | 382a2506 |
12 | 2059670a |
13 | 121b8380 |
14 | 99d009c |
15 | 6640e91 |
hex | 45b817a |
73105786 has 8 divisors (see below), whose sum is σ = 118094004. Its totient is φ = 33741120.
The previous prime is 73105783. The next prime is 73105811. The reversal of 73105786 is 68750137.
It can be written as a sum of positive squares in 2 ways, for example, as 70644025 + 2461761 = 8405^2 + 1569^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (73105783) 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, 1405855 + ... + 1405906.
Almost surely, 273105786 is an apocalyptic number.
73105786 is a deficient number, since it is larger than the sum of its proper divisors (44988218).
73105786 is a wasteful number, since it uses less digits than its factorization.
73105786 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2811776.
The product of its (nonzero) digits is 35280, while the sum is 37.
The square root of 73105786 is about 8550.1921615833. The cubic root of 73105786 is about 418.1357014591.
The spelling of 73105786 in words is "seventy-three million, one hundred five thousand, seven hundred eighty-six".
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