Base | Representation |
---|---|
bin | 1001100011011… |
… | …01011111001110 |
3 | 12120210112201222 |
4 | 10301231133032 |
5 | 131003441423 |
6 | 11541403342 |
7 | 1662116003 |
oct | 461553716 |
9 | 176715658 |
10 | 80140238 |
11 | 41267602 |
12 | 22a09552 |
13 | 137ac179 |
14 | a9018aa |
15 | 70803c8 |
hex | 4c6d7ce |
80140238 has 8 divisors (see below), whose sum is σ = 120323232. Its totient is φ = 40032496.
The previous prime is 80140237. The next prime is 80140289. The reversal of 80140238 is 83204108.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80140237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16070 + ... + 20457.
It is an arithmetic number, because the mean of its divisors is an integer number (15040404).
Almost surely, 280140238 is an apocalyptic number.
80140238 is a deficient number, since it is larger than the sum of its proper divisors (40182994).
80140238 is a wasteful number, since it uses less digits than its factorization.
80140238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37626.
The product of its (nonzero) digits is 1536, while the sum is 26.
The square root of 80140238 is about 8952.1080199024. The cubic root of 80140238 is about 431.1385690394.
The spelling of 80140238 in words is "eighty million, one hundred forty thousand, two hundred thirty-eight".
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