Base | Representation |
---|---|
bin | 1101101100011… |
… | …1110001101000 |
3 | 11000002022202200 |
4 | 3123013301220 |
5 | 104201111014 |
6 | 5411100200 |
7 | 1265146410 |
oct | 333076150 |
9 | 130068680 |
10 | 57441384 |
11 | 2a473620 |
12 | 172a1660 |
13 | bb924b0 |
14 | 78b3640 |
15 | 5099a09 |
hex | 36c7c68 |
57441384 has 192 divisors, whose sum is σ = 209139840. Its totient is φ = 13754880.
The previous prime is 57441383. The next prime is 57441407. The reversal of 57441384 is 48314475.
57441384 is a `hidden beast` number, since 574 + 4 + 1 + 3 + 84 = 666.
It is a super-3 number, since 3×574413843 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
Its product of digits (53760) is a multiple of the sum of its prime factors (840).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57441383) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71674 + ... + 72470.
It is an arithmetic number, because the mean of its divisors is an integer number (1089270).
Almost surely, 257441384 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 57441384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104569920).
57441384 is an abundant number, since it is smaller than the sum of its proper divisors (151698456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57441384 is a wasteful number, since it uses less digits than its factorization.
57441384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 840 (or 833 counting only the distinct ones).
The product of its digits is 53760, while the sum is 36.
The square root of 57441384 is about 7579.0094339564. The cubic root of 57441384 is about 385.8409324271.
The spelling of 57441384 in words is "fifty-seven million, four hundred forty-one thousand, three hundred eighty-four".
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