Base | Representation |
---|---|
bin | 11011000011000… |
… | …01010000111010 |
3 | 120210221020200100 |
4 | 31201201100322 |
5 | 431041001220 |
6 | 34303020230 |
7 | 5423353146 |
oct | 1541412072 |
9 | 523836610 |
10 | 226890810 |
11 | 10708a473 |
12 | 63b9a676 |
13 | 38011023 |
14 | 221c2226 |
15 | 14dbbd90 |
hex | d86143a |
226890810 has 96 divisors (see below), whose sum is σ = 604910592. Its totient is φ = 58988160.
The previous prime is 226890787. The next prime is 226890817. The reversal of 226890810 is 18098622.
It is a super-2 number, since 2×2268908102 = 102958879324912200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (226890817) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1151632 + ... + 1151828.
It is an arithmetic number, because the mean of its divisors is an integer number (6301152).
Almost surely, 2226890810 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 226890810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302455296).
226890810 is an abundant number, since it is smaller than the sum of its proper divisors (378019782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
226890810 is a wasteful number, since it uses less digits than its factorization.
226890810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 468 (or 465 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 226890810 is about 15062.8951400453. The cubic root of 226890810 is about 609.9191956032.
The spelling of 226890810 in words is "two hundred twenty-six million, eight hundred ninety thousand, eight hundred ten".
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