Base | Representation |
---|---|
bin | 110010101101000111… |
… | …110101111110011111 |
3 | 12012112022012221221112 |
4 | 302231013311332133 |
5 | 1343000143401030 |
6 | 41002234252235 |
7 | 3635114254463 |
oct | 625507657637 |
9 | 165468187845 |
10 | 54444122015 |
11 | 210a9318768 |
12 | a67528707b |
13 | 51986b081a |
14 | 28c6a524a3 |
15 | 1639ae6a95 |
hex | cad1f5f9f |
54444122015 has 16 divisors (see below), whose sum is σ = 66936614976. Its totient is φ = 42486508800.
The previous prime is 54444122003. The next prime is 54444122017. The reversal of 54444122015 is 51022144445.
It is not a de Polignac number, because 54444122015 - 24 = 54444121999 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 (54444122017) 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, 1677845 + ... + 1709985.
It is an arithmetic number, because the mean of its divisors is an integer number (4183538436).
Almost surely, 254444122015 is an apocalyptic number.
54444122015 is a deficient number, since it is larger than the sum of its proper divisors (12492492961).
54444122015 is a wasteful number, since it uses less digits than its factorization.
54444122015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40450.
The product of its (nonzero) digits is 25600, while the sum is 32.
The spelling of 54444122015 in words is "fifty-four billion, four hundred forty-four million, one hundred twenty-two thousand, fifteen".
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