Base | Representation |
---|---|
bin | 1011101001101… |
… | …11110101110001 |
3 | 20210221000200221 |
4 | 11310313311301 |
5 | 200010340124 |
6 | 13411013041 |
7 | 2264554414 |
oct | 564676561 |
9 | 223830627 |
10 | 97746289 |
11 | 501a2263 |
12 | 2889a181 |
13 | 17334a54 |
14 | cda5b7b |
15 | 88abce4 |
hex | 5d37d71 |
97746289 has 4 divisors (see below), whose sum is σ = 97768960. Its totient is φ = 97723620.
The previous prime is 97746287. The next prime is 97746293. The reversal of 97746289 is 98264779.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98264779 = 83 ⋅1183913.
It is a cyclic number.
It is not a de Polignac number, because 97746289 - 21 = 97746287 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (97746281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2649 + ... + 14230.
It is an arithmetic number, because the mean of its divisors is an integer number (24442240).
Almost surely, 297746289 is an apocalyptic number.
It is an amenable number.
97746289 is a deficient number, since it is larger than the sum of its proper divisors (22671).
97746289 is a wasteful number, since it uses less digits than its factorization.
97746289 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22670.
The product of its digits is 1524096, while the sum is 52.
The square root of 97746289 is about 9886.6722915246. The cubic root of 97746289 is about 460.6454219679.
The spelling of 97746289 in words is "ninety-seven million, seven hundred forty-six thousand, two hundred eighty-nine".
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