Base | Representation |
---|---|
bin | 1011101111111… |
… | …01111011111101 |
3 | 20212110020201221 |
4 | 11313331323331 |
5 | 200212321233 |
6 | 13440233341 |
7 | 2304504133 |
oct | 567757375 |
9 | 225406657 |
10 | 98557693 |
11 | 506a6943 |
12 | 2900b851 |
13 | 1755a180 |
14 | d137753 |
15 | 89bc42d |
hex | 5dfdefd |
98557693 has 12 divisors (see below), whose sum is σ = 112024668. Its totient is φ = 86184000.
The previous prime is 98557681. The next prime is 98557699. The reversal of 98557693 is 39675589.
It can be written as a sum of positive squares in 2 ways, for example, as 17791524 + 80766169 = 4218^2 + 8987^2 .
It is not a de Polignac number, because 98557693 - 25 = 98557661 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 98557693.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (98557699) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5808 + ... + 15193.
It is an arithmetic number, because the mean of its divisors is an integer number (9335389).
Almost surely, 298557693 is an apocalyptic number.
It is an amenable number.
98557693 is a deficient number, since it is larger than the sum of its proper divisors (13466975).
98557693 is a wasteful number, since it uses less digits than its factorization.
98557693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21052 (or 21033 counting only the distinct ones).
The product of its digits is 2041200, while the sum is 52.
The square root of 98557693 is about 9927.6227265141. The cubic root of 98557693 is about 461.9165360241.
The spelling of 98557693 in words is "ninety-eight million, five hundred fifty-seven thousand, six hundred ninety-three".
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