Base | Representation |
---|---|
bin | 1001100011010… |
… | …01100011101111 |
3 | 12120202201122212 |
4 | 10301221203233 |
5 | 131002433033 |
6 | 11541201035 |
7 | 1662021041 |
oct | 461514357 |
9 | 176681585 |
10 | 80124143 |
11 | 41256500 |
12 | 22a0017b |
13 | 137a4a48 |
14 | a8d9a91 |
15 | 707a748 |
hex | 4c698ef |
80124143 has 24 divisors (see below), whose sum is σ = 91648704. Its totient is φ = 69949440.
The previous prime is 80124103. The next prime is 80124167. The reversal of 80124143 is 34142108.
It is not a de Polignac number, because 80124143 - 28 = 80123887 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 (80124103) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415055 + ... + 415247.
It is an arithmetic number, because the mean of its divisors is an integer number (3818696).
Almost surely, 280124143 is an apocalyptic number.
80124143 is a deficient number, since it is larger than the sum of its proper divisors (11524561).
80124143 is a wasteful number, since it uses less digits than its factorization.
80124143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 335 (or 324 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 23.
The square root of 80124143 is about 8951.2090244838. The cubic root of 80124143 is about 431.1097044721.
The spelling of 80124143 in words is "eighty million, one hundred twenty-four thousand, one hundred forty-three".
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