Base | Representation |
---|---|
bin | 11010110111001… |
… | …11001011000111 |
3 | 120201000120022121 |
4 | 31123213023013 |
5 | 430141422101 |
6 | 34205510411 |
7 | 5404243126 |
oct | 1533471307 |
9 | 521016277 |
10 | 225342151 |
11 | 106221991 |
12 | 63572407 |
13 | 378bb168 |
14 | 21cdbabd |
15 | 14bb30a1 |
hex | d6e72c7 |
225342151 has 8 divisors (see below), whose sum is σ = 233410320. Its totient is φ = 217293888.
The previous prime is 225342149. The next prime is 225342163. The reversal of 225342151 is 151243522.
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 225342151 - 21 = 225342149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225342101) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 20320 + ... + 29386.
It is an arithmetic number, because the mean of its divisors is an integer number (29176290).
Almost surely, 2225342151 is an apocalyptic number.
225342151 is a deficient number, since it is larger than the sum of its proper divisors (8068169).
225342151 is an equidigital number, since it uses as much as digits as its factorization.
225342151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9953.
The product of its digits is 2400, while the sum is 25.
The square root of 225342151 is about 15011.4007008007. The cubic root of 225342151 is about 608.5283443767.
Adding to 225342151 its reverse (151243522), we get a palindrome (376585673).
The spelling of 225342151 in words is "two hundred twenty-five million, three hundred forty-two thousand, one hundred fifty-one".
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