Base | Representation |
---|---|
bin | 1001100111111… |
… | …11100000101001 |
3 | 12121220221012002 |
4 | 10303333200221 |
5 | 131132111340 |
6 | 12002300345 |
7 | 2000156522 |
oct | 463774051 |
9 | 177827162 |
10 | 80738345 |
11 | 41635a06 |
12 | 230576b5 |
13 | 1395b48c |
14 | aa19849 |
15 | 714c715 |
hex | 4cff829 |
80738345 has 16 divisors (see below), whose sum is σ = 99532800. Its totient is φ = 62846784.
The previous prime is 80738327. The next prime is 80738351. The reversal of 80738345 is 54383708.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 80738345 - 214 = 80721961 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80738299 and 80738308.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32456 + ... + 34854.
It is an arithmetic number, because the mean of its divisors is an integer number (6220800).
Almost surely, 280738345 is an apocalyptic number.
It is an amenable number.
80738345 is a deficient number, since it is larger than the sum of its proper divisors (18794455).
80738345 is a wasteful number, since it uses less digits than its factorization.
80738345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2584.
The product of its (nonzero) digits is 80640, while the sum is 38.
The square root of 80738345 is about 8985.4518528564. The cubic root of 80738345 is about 432.2084774075.
The spelling of 80738345 in words is "eighty million, seven hundred thirty-eight thousand, three hundred forty-five".
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