Base | Representation |
---|---|
bin | 1011100100101… |
… | …01100000100011 |
3 | 20202200020121122 |
4 | 11302111200203 |
5 | 144323101004 |
6 | 13344442455 |
7 | 2256115043 |
oct | 562254043 |
9 | 222606548 |
10 | 97081379 |
11 | 4a88874a |
12 | 2861942b |
13 | 17161205 |
14 | cc71723 |
15 | 87c9cbe |
hex | 5c95823 |
97081379 has 2 divisors, whose sum is σ = 97081380. Its totient is φ = 97081378.
The previous prime is 97081331. The next prime is 97081381. The reversal of 97081379 is 97318079.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 97081379 - 224 = 80304163 is a prime.
Together with 97081381, 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 (97089379) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48540689 + 48540690.
It is an arithmetic number, because the mean of its divisors is an integer number (48540690).
Almost surely, 297081379 is an apocalyptic number.
97081379 is a deficient number, since it is larger than the sum of its proper divisors (1).
97081379 is an equidigital number, since it uses as much as digits as its factorization.
97081379 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 95256, while the sum is 44.
The square root of 97081379 is about 9852.9883284210. The cubic root of 97081379 is about 459.5985454568.
The spelling of 97081379 in words is "ninety-seven million, eighty-one thousand, three hundred seventy-nine".
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