Base | Representation |
---|---|
bin | 1100111100011… |
… | …0101110111000 |
3 | 10210011021210000 |
4 | 3033012232320 |
5 | 102344311014 |
6 | 5215353000 |
7 | 1226316630 |
oct | 317065670 |
9 | 123137700 |
10 | 54291384 |
11 | 28711a14 |
12 | 16222760 |
13 | b32b7a4 |
14 | 72d36c0 |
15 | 4b76509 |
hex | 33c6bb8 |
54291384 has 80 divisors (see below), whose sum is σ = 173804400. Its totient is φ = 15510528.
The previous prime is 54291383. The next prime is 54291389. The reversal of 54291384 is 48319245.
It is a super-3 number, since 3×542913843 (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).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54291383) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1449 + ... + 10520.
It is an arithmetic number, because the mean of its divisors is an integer number (2172555).
Almost surely, 254291384 is an apocalyptic number.
54291384 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54291384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86902200).
54291384 is an abundant number, since it is smaller than the sum of its proper divisors (119513016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54291384 is a wasteful number, since it uses less digits than its factorization.
54291384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11994 (or 11981 counting only the distinct ones).
The product of its digits is 34560, while the sum is 36.
The square root of 54291384 is about 7368.2687247412. The cubic root of 54291384 is about 378.6549491900.
The spelling of 54291384 in words is "fifty-four million, two hundred ninety-one thousand, three hundred eighty-four".
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