Base | Representation |
---|---|
bin | 11011000011101… |
… | …01011111111000 |
3 | 120211002110100220 |
4 | 31201311133320 |
5 | 431101124223 |
6 | 34304500040 |
7 | 5424146604 |
oct | 1541653770 |
9 | 524073326 |
10 | 226973688 |
11 | 107136767 |
12 | 6401a620 |
13 | 3803c976 |
14 | 22204504 |
15 | 14dd66e3 |
hex | d8757f8 |
226973688 has 64 divisors (see below), whose sum is σ = 585804960. Its totient is φ = 73230336.
The previous prime is 226973627. The next prime is 226973693. The reversal of 226973688 is 886379622.
It is a self number, because there is not a number n which added to its sum of digits gives 226973688.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206356 + ... + 207452.
Almost surely, 2226973688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 226973688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292902480).
226973688 is an abundant number, since it is smaller than the sum of its proper divisors (358831272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
226973688 is a wasteful number, since it uses less digits than its factorization.
226973688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1376 (or 1372 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 51.
The square root of 226973688 is about 15065.6459536258. The cubic root of 226973688 is about 609.9934497191.
It can be divided in two parts, 2269 and 73688, that added together give a palindrome (75957).
The spelling of 226973688 in words is "two hundred twenty-six million, nine hundred seventy-three thousand, six hundred eighty-eight".
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