Base | Representation |
---|---|
bin | 110011101101111110… |
… | …001111000000011101 |
3 | 12022100010111002112111 |
4 | 303231332033000131 |
5 | 1402212210402031 |
6 | 41302222034021 |
7 | 4004065151506 |
oct | 635576170035 |
9 | 168303432474 |
10 | 55532122141 |
11 | 21607487321 |
12 | a919718911 |
13 | 530cc1c592 |
14 | 298b349bad |
15 | 16a03ac1b1 |
hex | cedf8f01d |
55532122141 has 4 divisors (see below), whose sum is σ = 55533769884. Its totient is φ = 55530474400.
The previous prime is 55532122043. The next prime is 55532122147. The reversal of 55532122141 is 14122123555.
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 53865768100 + 1666354041 = 232090^2 + 40821^2 .
It is a cyclic number.
It is not a de Polignac number, because 55532122141 - 29 = 55532121629 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55532122147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 772240 + ... + 841081.
It is an arithmetic number, because the mean of its divisors is an integer number (13883442471).
Almost surely, 255532122141 is an apocalyptic number.
It is an amenable number.
55532122141 is a deficient number, since it is larger than the sum of its proper divisors (1647743).
55532122141 is a wasteful number, since it uses less digits than its factorization.
55532122141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1647742.
The product of its digits is 12000, while the sum is 31.
Adding to 55532122141 its reverse (14122123555), we get a palindrome (69654245696).
The spelling of 55532122141 in words is "fifty-five billion, five hundred thirty-two million, one hundred twenty-two thousand, one hundred forty-one".
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