Base | Representation |
---|---|
bin | 11010111100010… |
… | …01111000000101 |
3 | 120202021102111012 |
4 | 31132021320011 |
5 | 430324233311 |
6 | 34232052005 |
7 | 5413020101 |
oct | 1536117005 |
9 | 522242435 |
10 | 226008581 |
11 | 106637657 |
12 | 63834005 |
13 | 37a925b6 |
14 | 22032901 |
15 | 14c9578b |
hex | d789e05 |
226008581 has 8 divisors (see below), whose sum is σ = 228054528. Its totient is φ = 223972000.
The previous prime is 226008551. The next prime is 226008583. The reversal of 226008581 is 185800622.
226008581 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 226008581 - 210 = 226007557 is a prime.
It is a super-2 number, since 2×2260085812 = 102159757371267122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (226008583) 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, 51566 + ... + 55776.
It is an arithmetic number, because the mean of its divisors is an integer number (28506816).
Almost surely, 2226008581 is an apocalyptic number.
It is an amenable number.
226008581 is a deficient number, since it is larger than the sum of its proper divisors (2045947).
226008581 is a wasteful number, since it uses less digits than its factorization.
226008581 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4683.
The product of its (nonzero) digits is 7680, while the sum is 32.
The square root of 226008581 is about 15033.5817754785. The cubic root of 226008581 is about 609.1276440247.
The spelling of 226008581 in words is "two hundred twenty-six million, eight thousand, five hundred eighty-one".
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