Base | Representation |
---|---|
bin | 100101010111100101… |
… | …0111001111010111111 |
3 | 21200010122022010222210 |
4 | 1022233022321322333 |
5 | 2303322030022230 |
6 | 100510543111503 |
7 | 5540425102131 |
oct | 1125712717277 |
9 | 250118263883 |
10 | 80248282815 |
11 | 31040077698 |
12 | 13676ba2593 |
13 | 774b6c5a1c |
14 | 3c53b29051 |
15 | 214a1b3eb0 |
hex | 12af2b9ebf |
80248282815 has 8 divisors (see below), whose sum is σ = 128397252528. Its totient is φ = 42799084160.
The previous prime is 80248282813. The next prime is 80248282817. The reversal of 80248282815 is 51828284208.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (80248282813) and next prime (80248282817).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80248282815 - 21 = 80248282813 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80248282813) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2674942746 + ... + 2674942775.
It is an arithmetic number, because the mean of its divisors is an integer number (16049656566).
Almost surely, 280248282815 is an apocalyptic number.
80248282815 is a deficient number, since it is larger than the sum of its proper divisors (48148969713).
80248282815 is a wasteful number, since it uses less digits than its factorization.
80248282815 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5349885529.
The product of its (nonzero) digits is 655360, while the sum is 48.
The spelling of 80248282815 in words is "eighty billion, two hundred forty-eight million, two hundred eighty-two thousand, eight hundred fifteen".
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