Base | Representation |
---|---|
bin | 1101001000111… |
… | …1000111001101 |
3 | 10211200222122102 |
4 | 3102033013031 |
5 | 103102042031 |
6 | 5245124445 |
7 | 1236305540 |
oct | 322170715 |
9 | 124628572 |
10 | 55112141 |
11 | 29122627 |
12 | 16559725 |
13 | b558246 |
14 | 7468857 |
15 | 4c897cb |
hex | 348f1cd |
55112141 has 16 divisors (see below), whose sum is σ = 68444160. Its totient is φ = 43305840.
The previous prime is 55112137. The next prime is 55112143. The reversal of 55112141 is 14121155.
It is a cyclic number.
It is not a de Polignac number, because 55112141 - 22 = 55112137 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 (55112143) 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, 2561 + ... + 10806.
It is an arithmetic number, because the mean of its divisors is an integer number (4277760).
Almost surely, 255112141 is an apocalyptic number.
It is an amenable number.
55112141 is a deficient number, since it is larger than the sum of its proper divisors (13332019).
55112141 is a wasteful number, since it uses less digits than its factorization.
55112141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13424.
The product of its digits is 200, while the sum is 20.
The square root of 55112141 is about 7423.7551818470. The cubic root of 55112141 is about 380.5535353942.
Adding to 55112141 its reverse (14121155), we get a palindrome (69233296).
The spelling of 55112141 in words is "fifty-five million, one hundred twelve thousand, one hundred forty-one".
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