Base | Representation |
---|---|
bin | 11010110110000… |
… | …10111001111101 |
3 | 120200202000112121 |
4 | 31123002321331 |
5 | 430122143342 |
6 | 34202402541 |
7 | 5403054046 |
oct | 1533027175 |
9 | 520660477 |
10 | 225193597 |
11 | 106130312 |
12 | 63500451 |
13 | 37868665 |
14 | 21c9d8cd |
15 | 14b84067 |
hex | d6c2e7d |
225193597 has 4 divisors (see below), whose sum is σ = 225327996. Its totient is φ = 225059200.
The previous prime is 225193589. The next prime is 225193601. The reversal of 225193597 is 795391522.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 194490916 + 30702681 = 13946^2 + 5541^2 .
It is a cyclic number.
It is not a de Polignac number, because 225193597 - 23 = 225193589 is a prime.
It is a super-2 number, since 2×2251935972 = 101424312259596818, 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 (225193697) 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 3 ways as a sum of consecutive naturals, for example, 64654 + ... + 68047.
It is an arithmetic number, because the mean of its divisors is an integer number (56331999).
Almost surely, 2225193597 is an apocalyptic number.
It is an amenable number.
225193597 is a deficient number, since it is larger than the sum of its proper divisors (134399).
225193597 is a wasteful number, since it uses less digits than its factorization.
225193597 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134398.
The product of its digits is 170100, while the sum is 43.
The square root of 225193597 is about 15006.4518457895. The cubic root of 225193597 is about 608.3945934096.
The spelling of 225193597 in words is "two hundred twenty-five million, one hundred ninety-three thousand, five hundred ninety-seven".
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