Base | Representation |
---|---|
bin | 110011010110101011… |
… | …100010011111011010 |
3 | 12021022220011120102000 |
4 | 303112223202133122 |
5 | 1400412141021432 |
6 | 41155342221430 |
7 | 3661311462324 |
oct | 632653423732 |
9 | 167286146360 |
10 | 55141345242 |
11 | 21426940905 |
12 | a82a884876 |
13 | 5279c8a049 |
14 | 29514a6614 |
15 | 167ae1b57c |
hex | cd6ae27da |
55141345242 has 64 divisors (see below), whose sum is σ = 126940608000. Its totient is φ = 17721595584.
The previous prime is 55141345223. The next prime is 55141345243. The reversal of 55141345242 is 24254314155.
55141345242 is a `hidden beast` number, since 5 + 514 + 134 + 5 + 2 + 4 + 2 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 55141345197 and 55141345206.
It is not an unprimeable number, because it can be changed into a prime (55141345243) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1101468 + ... + 1150440.
It is an arithmetic number, because the mean of its divisors is an integer number (1983447000).
Almost surely, 255141345242 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55141345242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63470304000).
55141345242 is an abundant number, since it is smaller than the sum of its proper divisors (71799262758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55141345242 is a wasteful number, since it uses less digits than its factorization.
55141345242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49732 (or 49726 counting only the distinct ones).
The product of its digits is 96000, while the sum is 36.
Adding to 55141345242 its reverse (24254314155), we get a palindrome (79395659397).
The spelling of 55141345242 in words is "fifty-five billion, one hundred forty-one million, three hundred forty-five thousand, two hundred forty-two".
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