Base | Representation |
---|---|
bin | 1101000000111… |
… | …0110111011000 |
3 | 10210201022001211 |
4 | 3100032313120 |
5 | 102433234330 |
6 | 5225552504 |
7 | 1231660210 |
oct | 320166730 |
9 | 123638054 |
10 | 54586840 |
11 | 288a39a0 |
12 | 16345734 |
13 | b403109 |
14 | 736d240 |
15 | 4bd3d2a |
hex | 340edd8 |
54586840 has 128 divisors (see below), whose sum is σ = 157593600. Its totient is φ = 16519680.
The previous prime is 54586837. The next prime is 54586841. The reversal of 54586840 is 4868545.
54586840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 54586793 and 54586802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54586841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113721 + ... + 114199.
It is an arithmetic number, because the mean of its divisors is an integer number (1231200).
Almost surely, 254586840 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 54586840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78796800).
54586840 is an abundant number, since it is smaller than the sum of its proper divisors (103006760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54586840 is a wasteful number, since it uses less digits than its factorization.
54586840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 545 (or 541 counting only the distinct ones).
The product of its (nonzero) digits is 153600, while the sum is 40.
The square root of 54586840 is about 7388.2907360228. The cubic root of 54586840 is about 379.3405923214.
The spelling of 54586840 in words is "fifty-four million, five hundred eighty-six thousand, eight hundred forty".
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