Base | Representation |
---|---|
bin | 1011101010001… |
… | …10001111101101 |
3 | 20211001000122021 |
4 | 11311012033231 |
5 | 200014232133 |
6 | 13412150141 |
7 | 2265221425 |
oct | 565061755 |
9 | 224030567 |
10 | 97805293 |
11 | 50232623 |
12 | 28908351 |
13 | 17355871 |
14 | cdbd485 |
15 | 88be52d |
hex | 5d463ed |
97805293 has 4 divisors (see below), whose sum is σ = 102952960. Its totient is φ = 92657628.
The previous prime is 97805287. The next prime is 97805311. The reversal of 97805293 is 39250879.
It is a happy number.
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.
It is a cyclic number.
It is not a de Polignac number, because 97805293 - 29 = 97804781 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97805203) 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, 2573805 + ... + 2573842.
It is an arithmetic number, because the mean of its divisors is an integer number (25738240).
Almost surely, 297805293 is an apocalyptic number.
It is an amenable number.
97805293 is a deficient number, since it is larger than the sum of its proper divisors (5147667).
97805293 is a wasteful number, since it uses less digits than its factorization.
97805293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5147666.
The product of its (nonzero) digits is 136080, while the sum is 43.
The square root of 97805293 is about 9889.6558585221. The cubic root of 97805293 is about 460.7380920003.
The spelling of 97805293 in words is "ninety-seven million, eight hundred five thousand, two hundred ninety-three".
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