Base | Representation |
---|---|
bin | 100101101010111000… |
… | …0110010111110011001 |
3 | 21201210202121220001102 |
4 | 1023111300302332121 |
5 | 2311133303000131 |
6 | 101055112401145 |
7 | 5562446346521 |
oct | 1132560627631 |
9 | 251722556042 |
10 | 80895750041 |
11 | 313425a6377 |
12 | 138179a61b5 |
13 | 78228a0c22 |
14 | 3cb5b0a681 |
15 | 2186e5b1cb |
hex | 12d5c32f99 |
80895750041 has 2 divisors, whose sum is σ = 80895750042. Its totient is φ = 80895750040.
The previous prime is 80895749971. The next prime is 80895750043. The reversal of 80895750041 is 14005759808.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 64640520025 + 16255230016 = 254245^2 + 127496^2 .
It is a cyclic number.
It is not a de Polignac number, because 80895750041 - 214 = 80895733657 is a prime.
Together with 80895750043, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (80895750043) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40447875020 + 40447875021.
It is an arithmetic number, because the mean of its divisors is an integer number (40447875021).
Almost surely, 280895750041 is an apocalyptic number.
It is an amenable number.
80895750041 is a deficient number, since it is larger than the sum of its proper divisors (1).
80895750041 is an equidigital number, since it uses as much as digits as its factorization.
80895750041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 403200, while the sum is 47.
The spelling of 80895750041 in words is "eighty billion, eight hundred ninety-five million, seven hundred fifty thousand, forty-one".
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