Base | Representation |
---|---|
bin | 1000101101110… |
… | …00000101111101 |
3 | 12002120011021211 |
4 | 10112320011331 |
5 | 122203341124 |
6 | 11130524421 |
7 | 1545250261 |
oct | 426700575 |
9 | 162504254 |
10 | 73105789 |
11 | 382a2509 |
12 | 20596711 |
13 | 121b8383 |
14 | 99d00a1 |
15 | 6640e94 |
hex | 45b817d |
73105789 has 8 divisors (see below), whose sum is σ = 74338560. Its totient is φ = 71878800.
The previous prime is 73105783. The next prime is 73105811. The reversal of 73105789 is 98750137.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-73105789 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 (73105783) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29407 + ... + 31795.
It is an arithmetic number, because the mean of its divisors is an integer number (9292320).
Almost surely, 273105789 is an apocalyptic number.
It is an amenable number.
73105789 is a deficient number, since it is larger than the sum of its proper divisors (1232771).
73105789 is a wasteful number, since it uses less digits than its factorization.
73105789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2891.
The product of its (nonzero) digits is 52920, while the sum is 40.
The square root of 73105789 is about 8550.1923370179. The cubic root of 73105789 is about 418.1357071787.
The spelling of 73105789 in words is "seventy-three million, one hundred five thousand, seven hundred eighty-nine".
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