Base | Representation |
---|---|
bin | 11001000001111111011100… |
… | …10000100010001100111010 |
3 | 21012220011012020002001212010 |
4 | 30200333232100202030322 |
5 | 24203320104310210132 |
6 | 313022511015230350 |
7 | 14410540466330340 |
oct | 1440775620421472 |
9 | 235804166061763 |
10 | 55044003210042 |
11 | 165a20378aa640 |
12 | 620ba913783b6 |
13 | 2493820043322 |
14 | d842030a9990 |
15 | 656c4a5246cc |
hex | 320fee42233a |
55044003210042 has 128 divisors (see below), whose sum is σ = 138532846510080. Its totient is φ = 14163822466560.
The previous prime is 55044003210037. The next prime is 55044003210071. The reversal of 55044003210042 is 24001230044055.
It is a super-2 number, since 2×550440032100422 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 55044003209991 and 55044003210009.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 345225103 + ... + 345384509.
It is an arithmetic number, because the mean of its divisors is an integer number (1082287863360).
Almost surely, 255044003210042 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55044003210042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69266423255040).
55044003210042 is an abundant number, since it is smaller than the sum of its proper divisors (83488843300038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55044003210042 is a wasteful number, since it uses less digits than its factorization.
55044003210042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166396.
The product of its (nonzero) digits is 19200, while the sum is 30.
Adding to 55044003210042 its reverse (24001230044055), we get a palindrome (79045233254097).
The spelling of 55044003210042 in words is "fifty-five trillion, forty-four billion, three million, two hundred ten thousand, forty-two".
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