Base | Representation |
---|---|
bin | 1011100100111… |
… | …11011111011111 |
3 | 20202202022201011 |
4 | 11302133133133 |
5 | 144330403041 |
6 | 13345400051 |
7 | 2256345211 |
oct | 562373737 |
9 | 222668634 |
10 | 97122271 |
11 | 4a906444 |
12 | 28639027 |
13 | 171769cc |
14 | cc825b1 |
15 | 87d6e81 |
hex | 5c9f7df |
97122271 has 2 divisors, whose sum is σ = 97122272. Its totient is φ = 97122270.
The previous prime is 97122269. The next prime is 97122293. The reversal of 97122271 is 17222179.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 97122271 - 21 = 97122269 is a prime.
Together with 97122269, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (97122211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48561135 + 48561136.
It is an arithmetic number, because the mean of its divisors is an integer number (48561136).
Almost surely, 297122271 is an apocalyptic number.
97122271 is a deficient number, since it is larger than the sum of its proper divisors (1).
97122271 is an equidigital number, since it uses as much as digits as its factorization.
97122271 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3528, while the sum is 31.
The square root of 97122271 is about 9855.0632164385. The cubic root of 97122271 is about 459.6630661224.
The spelling of 97122271 in words is "ninety-seven million, one hundred twenty-two thousand, two hundred seventy-one".
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