Base | Representation |
---|---|
bin | 11010111011110… |
… | …01111110101111 |
3 | 120202011010011201 |
4 | 31131321332233 |
5 | 430320142341 |
6 | 34230430331 |
7 | 5412326215 |
oct | 1535717657 |
9 | 522133151 |
10 | 225943471 |
11 | 1065a2746 |
12 | 638023a7 |
13 | 37a6ba80 |
14 | 22016cb5 |
15 | 14c81331 |
hex | d779faf |
225943471 has 8 divisors (see below), whose sum is σ = 244006560. Its totient is φ = 207977952.
The previous prime is 225943453. The next prime is 225943483. The reversal of 225943471 is 174349522.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 225943471 - 25 = 225943439 is a prime.
It is a super-3 number, since 3×2259434713 (a number of 26 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 225943471.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225943271) 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, 19540 + ... + 28873.
It is an arithmetic number, because the mean of its divisors is an integer number (30500820).
Almost surely, 2225943471 is an apocalyptic number.
225943471 is a deficient number, since it is larger than the sum of its proper divisors (18063089).
225943471 is a wasteful number, since it uses less digits than its factorization.
225943471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48785.
The product of its digits is 60480, while the sum is 37.
The square root of 225943471 is about 15031.4161342170. The cubic root of 225943471 is about 609.0691446087.
The spelling of 225943471 in words is "two hundred twenty-five million, nine hundred forty-three thousand, four hundred seventy-one".
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