Base | Representation |
---|---|
bin | 11010110111100… |
… | …11010000111001 |
3 | 120201010002020202 |
4 | 31123303100321 |
5 | 430200013143 |
6 | 34210531545 |
7 | 5404540403 |
oct | 1533632071 |
9 | 521102222 |
10 | 225391673 |
11 | 106256111 |
12 | 63596bb5 |
13 | 37907870 |
14 | 21d11b73 |
15 | 14bc2ab8 |
hex | d6f3439 |
225391673 has 8 divisors (see below), whose sum is σ = 244220928. Its totient is φ = 206775504.
The previous prime is 225391667. The next prime is 225391703. The reversal of 225391673 is 376193522.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-225391673 is a prime.
It is a super-3 number, since 3×2253916733 (a number of 26 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (225391633) 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, 51065 + ... + 55302.
It is an arithmetic number, because the mean of its divisors is an integer number (30527616).
Almost surely, 2225391673 is an apocalyptic number.
It is an amenable number.
225391673 is a deficient number, since it is larger than the sum of its proper divisors (18829255).
225391673 is a wasteful number, since it uses less digits than its factorization.
225391673 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106543.
The product of its digits is 68040, while the sum is 38.
The square root of 225391673 is about 15013.0500898385. The cubic root of 225391673 is about 608.5729185693.
The spelling of 225391673 in words is "two hundred twenty-five million, three hundred ninety-one thousand, six hundred seventy-three".
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