Base | Representation |
---|---|
bin | 1100111010011… |
… | …0010010100100 |
3 | 10202220112111101 |
4 | 3032212102210 |
5 | 102331033000 |
6 | 5212445444 |
7 | 1225224334 |
oct | 316462244 |
9 | 122815441 |
10 | 54158500 |
11 | 286310a0 |
12 | 16179884 |
13 | b2b3166 |
14 | 729b0c4 |
15 | 4b4be6a |
hex | 33a64a4 |
54158500 has 96 divisors (see below), whose sum is σ = 132612480. Its totient is φ = 19152000.
The previous prime is 54158497. The next prime is 54158501. The reversal of 54158500 is 585145.
It is not an unprimeable number, because it can be changed into a prime (54158501) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236386 + ... + 236614.
It is an arithmetic number, because the mean of its divisors is an integer number (1381380).
Almost surely, 254158500 is an apocalyptic number.
54158500 is a gapful number since it is divisible by the number (50) 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 54158500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66306240).
54158500 is an abundant number, since it is smaller than the sum of its proper divisors (78453980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54158500 is a wasteful number, since it uses less digits than its factorization.
54158500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302 (or 290 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 28.
The square root of 54158500 is about 7359.2458852793. The cubic root of 54158500 is about 378.3457638969.
The spelling of 54158500 in words is "fifty-four million, one hundred fifty-eight thousand, five hundred".
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