Base | Representation |
---|---|
bin | 1001100011010… |
… | …01101110000001 |
3 | 12120202202120020 |
4 | 10301221232001 |
5 | 131002443201 |
6 | 11541204053 |
7 | 1662023001 |
oct | 461515601 |
9 | 176682506 |
10 | 80124801 |
11 | 41256a49 |
12 | 22a00629 |
13 | 137a5133 |
14 | a8da001 |
15 | 707aa36 |
hex | 4c69b81 |
80124801 has 32 divisors (see below), whose sum is σ = 117669888. Its totient is φ = 48333120.
The previous prime is 80124787. The next prime is 80124827. The reversal of 80124801 is 10842108.
It is not a de Polignac number, because 80124801 - 210 = 80123777 is a prime.
It is not an unprimeable number, because it can be changed into a prime (80124841) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100135 + ... + 100931.
It is an arithmetic number, because the mean of its divisors is an integer number (3677184).
Almost surely, 280124801 is an apocalyptic number.
It is an amenable number.
80124801 is a deficient number, since it is larger than the sum of its proper divisors (37545087).
80124801 is a wasteful number, since it uses less digits than its factorization.
80124801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 901.
The product of its (nonzero) digits is 512, while the sum is 24.
The square root of 80124801 is about 8951.2457792198. The cubic root of 80124801 is about 431.1108845967.
Adding to 80124801 its reverse (10842108), we get a palindrome (90966909).
The spelling of 80124801 in words is "eighty million, one hundred twenty-four thousand, eight hundred one".
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