Base | Representation |
---|---|
bin | 1001101000001… |
… | …11011010111001 |
3 | 12121222120122002 |
4 | 10310013122321 |
5 | 131134130440 |
6 | 12003110345 |
7 | 2000353136 |
oct | 464073271 |
9 | 177876562 |
10 | 80770745 |
11 | 41658290 |
12 | 230723b5 |
13 | 13970153 |
14 | aa2758d |
15 | 7157115 |
hex | 4d076b9 |
80770745 has 8 divisors (see below), whose sum is σ = 105736320. Its totient is φ = 58742320.
The previous prime is 80770721. The next prime is 80770763. The reversal of 80770745 is 54707708.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80770745 - 26 = 80770681 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80770699 and 80770708.
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, 734225 + ... + 734334.
It is an arithmetic number, because the mean of its divisors is an integer number (13217040).
Almost surely, 280770745 is an apocalyptic number.
It is an amenable number.
80770745 is a deficient number, since it is larger than the sum of its proper divisors (24965575).
80770745 is a wasteful number, since it uses less digits than its factorization.
80770745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1468575.
The product of its (nonzero) digits is 54880, while the sum is 38.
The square root of 80770745 is about 8987.2545863573. The cubic root of 80770745 is about 432.2662842315.
The spelling of 80770745 in words is "eighty million, seven hundred seventy thousand, seven hundred forty-five".
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