Base | Representation |
---|---|
bin | 11000101010100000011111… |
… | …10011101100001000010001 |
3 | 21010001000110121022212200111 |
4 | 30111100033303230020101 |
5 | 24102110101212102400 |
6 | 311204104013121321 |
7 | 14265334126154662 |
oct | 1425201763541021 |
9 | 233030417285614 |
10 | 54237112222225 |
11 | 16310914988799 |
12 | 60bb623189241 |
13 | 24356cb53b58a |
14 | d57139883369 |
15 | 640c7229d3ba |
hex | 31540fcec211 |
54237112222225 has 27 divisors (see below), whose sum is σ = 67881712579443. Its totient is φ = 42988437728640.
The previous prime is 54237112222199. The next prime is 54237112222229. The reversal of 54237112222225 is 52222221173245.
The square root of 54237112222225 is 7364585.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 13 ways, for example, as 22361331915729 + 31875780306496 = 4728777^2 + 5645864^2 .
It is not a de Polignac number, because 54237112222225 - 29 = 54237112221713 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54237112222229) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4013692069 + ... + 4013705581.
Almost surely, 254237112222225 is an apocalyptic number.
54237112222225 is the 7364585-th square number.
54237112222225 is the 3682293-rd centered octagonal number.
It is an amenable number.
54237112222225 is a deficient number, since it is larger than the sum of its proper divisors (13644600357218).
54237112222225 is an frugal number, since it uses more digits than its factorization.
54237112222225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27254 (or 13627 counting only the distinct ones).
The product of its digits is 268800, while the sum is 40.
The spelling of 54237112222225 in words is "fifty-four trillion, two hundred thirty-seven billion, one hundred twelve million, two hundred twenty-two thousand, two hundred twenty-five".
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