Base | Representation |
---|---|
bin | 10010100111110101… |
… | …01001101001000001 |
3 | 221210202122210120121 |
4 | 21103322221221001 |
5 | 130433420142213 |
6 | 4332023540241 |
7 | 502520024461 |
oct | 112372515101 |
9 | 27722583517 |
10 | 9997818433 |
11 | 4270564a69 |
12 | 1b302ba681 |
13 | c344054c5 |
14 | 6abb55ba1 |
15 | 3d7acb88d |
hex | 253ea9a41 |
9997818433 has 8 divisors (see below), whose sum is σ = 10273372200. Its totient is φ = 9722545920.
The previous prime is 9997818419. The next prime is 9997818451. The reversal of 9997818433 is 3348187999.
It can be written as a sum of positive squares in 4 ways, for example, as 2835243009 + 7162575424 = 53247^2 + 84632^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 9997818433 - 217 = 9997687361 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9997818533) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2793 + ... + 141433.
It is an arithmetic number, because the mean of its divisors is an integer number (1284171525).
Almost surely, 29997818433 is an apocalyptic number.
It is an amenable number.
9997818433 is a deficient number, since it is larger than the sum of its proper divisors (275553767).
9997818433 is a wasteful number, since it uses less digits than its factorization.
9997818433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140627.
The product of its digits is 11757312, while the sum is 61.
The square root of 9997818433 is about 99989.0915700308. The cubic root of 9997818433 is about 2154.2780105170.
The spelling of 9997818433 in words is "nine billion, nine hundred ninety-seven million, eight hundred eighteen thousand, four hundred thirty-three".
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