Base | Representation |
---|---|
bin | 11000111010100010001110… |
… | …00100101001010000000000 |
3 | 21011222122212122120000212000 |
4 | 30131101013010221100000 |
5 | 24140120401034241043 |
6 | 312305055441104000 |
7 | 14353200432400500 |
oct | 1435210704512000 |
9 | 234878778500760 |
10 | 54787795227648 |
11 | 1650341210032a |
12 | 618a2a9928000 |
13 | 247560ba97c92 |
14 | d75a59dc9a00 |
15 | 6502526dd2d3 |
hex | 31d447129400 |
54787795227648 has 2112 divisors, whose sum is σ = 204001339576320. Its totient is φ = 14446381694976.
The previous prime is 54787795227637. The next prime is 54787795227709. The reversal of 54787795227648 is 84672259778745.
54787795227648 is a `hidden beast` number, since 5 + 4 + 7 + 87 + 7 + 9 + 522 + 7 + 6 + 4 + 8 = 666.
It is a super-2 number, since 2×547877952276482 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 138004521786 + ... + 138004522182.
It is an arithmetic number, because the mean of its divisors is an integer number (96591543360).
Almost surely, 254787795227648 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54787795227648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102000669788160).
54787795227648 is an abundant number, since it is smaller than the sum of its proper divisors (149213544348672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54787795227648 is a wasteful number, since it uses less digits than its factorization.
54787795227648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 609 (or 578 counting only the distinct ones).
The product of its digits is 13276569600, while the sum is 81.
The spelling of 54787795227648 in words is "fifty-four trillion, seven hundred eighty-seven billion, seven hundred ninety-five million, two hundred twenty-seven thousand, six hundred forty-eight".
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