Base | Representation |
---|---|
bin | 100101101001010000… |
… | …1001000001110101010 |
3 | 21201122222012002221001 |
4 | 1023102201020032222 |
5 | 2311030333424041 |
6 | 101045445505214 |
7 | 5561215543531 |
oct | 1132241101652 |
9 | 251588162831 |
10 | 80841311146 |
11 | 313148a3652 |
12 | 1380171220a |
13 | 781452026b |
14 | 3cac7b9318 |
15 | 21822a6131 |
hex | 12d28483aa |
80841311146 has 8 divisors (see below), whose sum is σ = 121500203940. Its totient is φ = 40341243168.
The previous prime is 80841311143. The next prime is 80841311147. The reversal of 80841311146 is 64111314808.
It can be written as a sum of positive squares in 2 ways, for example, as 59541368121 + 21299943025 = 244011^2 + 145945^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (80841311143) 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, 39704931 + ... + 39706966.
Almost surely, 280841311146 is an apocalyptic number.
80841311146 is a deficient number, since it is larger than the sum of its proper divisors (40658892794).
80841311146 is a wasteful number, since it uses less digits than its factorization.
80841311146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79412408.
The product of its (nonzero) digits is 18432, while the sum is 37.
The spelling of 80841311146 in words is "eighty billion, eight hundred forty-one million, three hundred eleven thousand, one hundred forty-six".
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