Base | Representation |
---|---|
bin | 1000101000001… |
… | …11111011000110 |
3 | 12001012111110020 |
4 | 10110013323012 |
5 | 122012243243 |
6 | 11103240010 |
7 | 1536153435 |
oct | 424077306 |
9 | 161174406 |
10 | 72384198 |
11 | 3794a357 |
12 | 202a9006 |
13 | 11cc4ab3 |
14 | 988311c |
15 | 654c283 |
hex | 4507ec6 |
72384198 has 16 divisors (see below), whose sum is σ = 153284400. Its totient is φ = 22708736.
The previous prime is 72384161. The next prime is 72384223. The reversal of 72384198 is 89148327.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 354723 + ... + 354926.
It is an arithmetic number, because the mean of its divisors is an integer number (9580275).
Almost surely, 272384198 is an apocalyptic number.
72384198 is an abundant number, since it is smaller than the sum of its proper divisors (80900202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72384198 is a wasteful number, since it uses less digits than its factorization.
72384198 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 709671.
The product of its digits is 96768, while the sum is 42.
The square root of 72384198 is about 8507.8903377982. The cubic root of 72384198 is about 416.7554190317.
The spelling of 72384198 in words is "seventy-two million, three hundred eighty-four thousand, one hundred ninety-eight".
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