Base | Representation |
---|---|
bin | 100101011100110011… |
… | …1011010001010000101 |
3 | 21200120212001110212211 |
4 | 1022321213122022011 |
5 | 2304201410331140 |
6 | 100540203143421 |
7 | 5544653462221 |
oct | 1127147321205 |
9 | 250525043784 |
10 | 80423527045 |
11 | 3111aa91234 |
12 | 13705814b71 |
13 | 7778ac3034 |
14 | 3c6d105781 |
15 | 215a77d2ea |
hex | 12b99da285 |
80423527045 has 8 divisors (see below), whose sum is σ = 97463760120. Its totient is φ = 63701803200.
The previous prime is 80423527033. The next prime is 80423527091. The reversal of 80423527045 is 54072532408.
It can be written as a sum of positive squares in 4 ways, for example, as 24069040164 + 56354486881 = 155142^2 + 237391^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80423527045 - 229 = 79886656133 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80423526989 and 80423527007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79626750 + ... + 79627759.
It is an arithmetic number, because the mean of its divisors is an integer number (12182970015).
Almost surely, 280423527045 is an apocalyptic number.
It is an amenable number.
80423527045 is a deficient number, since it is larger than the sum of its proper divisors (17040233075).
80423527045 is a wasteful number, since it uses less digits than its factorization.
80423527045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159254615.
The product of its (nonzero) digits is 268800, while the sum is 40.
The spelling of 80423527045 in words is "eighty billion, four hundred twenty-three million, five hundred twenty-seven thousand, forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •