Base | Representation |
---|---|
bin | 11010111111111… |
… | …01010001101001 |
3 | 120210011102212201 |
4 | 31133331101221 |
5 | 430434400012 |
6 | 34250140201 |
7 | 5420026132 |
oct | 1537752151 |
9 | 523142781 |
10 | 226481257 |
11 | 10692a7a2 |
12 | 63a21661 |
13 | 37bc97a2 |
14 | 22116c89 |
15 | 14d3a857 |
hex | d7fd469 |
226481257 has 8 divisors (see below), whose sum is σ = 233983232. Its totient is φ = 218991600.
The previous prime is 226481249. The next prime is 226481261. The reversal of 226481257 is 752184622.
It is a happy number.
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 226481257 - 23 = 226481249 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (226481357) 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, 47998 + ... + 52504.
It is an arithmetic number, because the mean of its divisors is an integer number (29247904).
Almost surely, 2226481257 is an apocalyptic number.
It is an amenable number.
226481257 is a deficient number, since it is larger than the sum of its proper divisors (7501975).
226481257 is a wasteful number, since it uses less digits than its factorization.
226481257 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6159.
The product of its digits is 53760, while the sum is 37.
The square root of 226481257 is about 15049.2942359434. The cubic root of 226481257 is about 609.5519930038.
It can be divided in two parts, 2264 and 81257, that added together give a 4-th power (83521 = 174).
The spelling of 226481257 in words is "two hundred twenty-six million, four hundred eighty-one thousand, two hundred fifty-seven".
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