Base | Representation |
---|---|
bin | 1111010100010001… |
… | …00110010101011001 |
3 | 210020002012020212020 |
4 | 13222020212111121 |
5 | 113320102340014 |
6 | 3435545205053 |
7 | 410530053231 |
oct | 75210462531 |
9 | 23202166766 |
10 | 8223090009 |
11 | 353a7a1262 |
12 | 1715a90789 |
13 | a10823144 |
14 | 58017acc1 |
15 | 331db61a9 |
hex | 1ea226559 |
8223090009 has 32 divisors (see below), whose sum is σ = 12233410560. Its totient is φ = 4882694400.
The previous prime is 8223089951. The next prime is 8223090023. The reversal of 8223090009 is 9000903228.
It is not a de Polignac number, because 8223090009 - 217 = 8222958937 is a prime.
It is a super-2 number, since 2×82230900092 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8223090089) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 994924 + ... + 1003154.
It is an arithmetic number, because the mean of its divisors is an integer number (382294080).
Almost surely, 28223090009 is an apocalyptic number.
It is an amenable number.
8223090009 is a deficient number, since it is larger than the sum of its proper divisors (4010320551).
8223090009 is a wasteful number, since it uses less digits than its factorization.
8223090009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9301.
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 8223090009 is about 90681.2550034460. The cubic root of 8223090009 is about 2018.4206529799.
The spelling of 8223090009 in words is "eight billion, two hundred twenty-three million, ninety thousand, nine".
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