Base | Representation |
---|---|
bin | 1110111001111011… |
… | …00101001100111100 |
3 | 202122200100200210021 |
4 | 13130331211030330 |
5 | 112342014113410 |
6 | 3402012421524 |
7 | 402204465502 |
oct | 73475451474 |
9 | 22580320707 |
10 | 8002097980 |
11 | 3436a80718 |
12 | 1673a778a4 |
13 | 9a6ac9026 |
14 | 55ca92672 |
15 | 31c7b1eda |
hex | 1dcf6533c |
8002097980 has 12 divisors (see below), whose sum is σ = 16804405800. Its totient is φ = 3200839184.
The previous prime is 8002097963. The next prime is 8002097981. The reversal of 8002097980 is 897902008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8002097981) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200052430 + ... + 200052469.
It is an arithmetic number, because the mean of its divisors is an integer number (1400367150).
Almost surely, 28002097980 is an apocalyptic number.
It is an amenable number.
8002097980 is an abundant number, since it is smaller than the sum of its proper divisors (8802307820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8002097980 is a wasteful number, since it uses less digits than its factorization.
8002097980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400104908 (or 400104906 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 43.
The square root of 8002097980 is about 89454.4463959171. The cubic root of 8002097980 is about 2000.1748163858.
Adding to 8002097980 its reverse (897902008), we get a palindrome (8899999988).
The spelling of 8002097980 in words is "eight billion, two million, ninety-seven thousand, nine hundred eighty".
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