Base | Representation |
---|---|
bin | 1111000101111111… |
… | …01110001010110010 |
3 | 202220201211102102210 |
4 | 13202333232022302 |
5 | 113043422303130 |
6 | 3420030152550 |
7 | 404544050220 |
oct | 74277561262 |
9 | 22821742383 |
10 | 8103322290 |
11 | 3489128a78 |
12 | 16a1952756 |
13 | 9c1a7ab7b |
14 | 56c2c1b10 |
15 | 3266095b0 |
hex | 1e2fee2b2 |
8103322290 has 64 divisors (see below), whose sum is σ = 22235316480. Its totient is φ = 1851432960.
The previous prime is 8103322277. The next prime is 8103322291. The reversal of 8103322290 is 922233018.
It is a happy number.
It is a super-2 number, since 2×81033222902 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (8103322291) 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, 632266 + ... + 644954.
It is an arithmetic number, because the mean of its divisors is an integer number (347426820).
Almost surely, 28103322290 is an apocalyptic number.
8103322290 is an abundant number, since it is smaller than the sum of its proper divisors (14131994190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8103322290 is a wasteful number, since it uses less digits than its factorization.
8103322290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15747.
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 8103322290 is about 90018.4552744602. The cubic root of 8103322290 is about 2008.5733868383.
The spelling of 8103322290 in words is "eight billion, one hundred three million, three hundred twenty-two thousand, two hundred ninety".
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