Base | Representation |
---|---|
bin | 110011010100101111010001… |
… | …111001011110001110111111 |
3 | 1002121020011001010122220212202 |
4 | 303110233101321132032333 |
5 | 214041241340100323341 |
6 | 2120024513105422115 |
7 | 65355063001232165 |
oct | 6324572171361677 |
9 | 1077204033586782 |
10 | 225725527745471 |
11 | 65a1772783a546 |
12 | 2139715263a93b |
13 | 98c4a97758130 |
14 | 3da5261011235 |
15 | 1b1698b8ba79b |
hex | cd4bd1e5e3bf |
225725527745471 has 16 divisors (see below), whose sum is σ = 247151845581984. Its totient is φ = 204908040021504.
The previous prime is 225725527745447. The next prime is 225725527745483. The reversal of 225725527745471 is 174547725527522.
It is a cyclic number.
It is not a de Polignac number, because 225725527745471 - 222 = 225725523551167 is a prime.
It is a super-3 number, since 3×2257255277454713 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 225725527745398 and 225725527745407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225725527745071) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 592056590 + ... + 592437723.
It is an arithmetic number, because the mean of its divisors is an integer number (15446990348874).
Almost surely, 2225725527745471 is an apocalyptic number.
225725527745471 is a deficient number, since it is larger than the sum of its proper divisors (21426317836513).
225725527745471 is a wasteful number, since it uses less digits than its factorization.
225725527745471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1184494570.
The product of its digits is 384160000, while the sum is 65.
The spelling of 225725527745471 in words is "two hundred twenty-five trillion, seven hundred twenty-five billion, five hundred twenty-seven million, seven hundred forty-five thousand, four hundred seventy-one".
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