Base | Representation |
---|---|
bin | 1000101110101… |
… | …00111101011001 |
3 | 12002210011110221 |
4 | 10113110331121 |
5 | 122221132100 |
6 | 11133240041 |
7 | 1546252060 |
oct | 427247531 |
9 | 162704427 |
10 | 73224025 |
11 | 38373326 |
12 | 20633021 |
13 | 1222a134 |
14 | 9a211d7 |
15 | 666601a |
hex | 45d4f59 |
73224025 has 12 divisors (see below), whose sum is σ = 103769152. Its totient is φ = 50210640.
The previous prime is 73224023. The next prime is 73224031. The reversal of 73224025 is 52042237.
It is not a de Polignac number, because 73224025 - 21 = 73224023 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (73224023) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209037 + ... + 209386.
Almost surely, 273224025 is an apocalyptic number.
It is an amenable number.
73224025 is a deficient number, since it is larger than the sum of its proper divisors (30545127).
73224025 is a wasteful number, since it uses less digits than its factorization.
73224025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 418440 (or 418435 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 25.
The square root of 73224025 is about 8557.1037740581. The cubic root of 73224025 is about 418.3610065484.
The spelling of 73224025 in words is "seventy-three million, two hundred twenty-four thousand, twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •