Base | Representation |
---|---|
bin | 1100111010001… |
… | …0100001111100 |
3 | 10202212202101000 |
4 | 3032202201330 |
5 | 102330034400 |
6 | 5212250300 |
7 | 1225131414 |
oct | 316424174 |
9 | 122782330 |
10 | 54143100 |
11 | 28620570 |
12 | 16170990 |
13 | b2a914b |
14 | 7295644 |
15 | 4b47600 |
hex | 33a287c |
54143100 has 144 divisors (see below), whose sum is σ = 189987840. Its totient is φ = 13118400.
The previous prime is 54143077. The next prime is 54143101. The reversal of 54143100 is 134145.
It is a happy number.
54143100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×541431002 = 5862950555220000, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54143101) 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 47 ways as a sum of consecutive naturals, for example, 28789 + ... + 30611.
It is an arithmetic number, because the mean of its divisors is an integer number (1319360).
Almost surely, 254143100 is an apocalyptic number.
54143100 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 54143100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94993920).
54143100 is an abundant number, since it is smaller than the sum of its proper divisors (135844740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54143100 is a wasteful number, since it uses less digits than its factorization.
54143100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1857 (or 1844 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 54143100 is about 7358.1995080318. The cubic root of 54143100 is about 378.3098995536.
Adding to 54143100 its reverse (134145), we get a palindrome (54277245).
The spelling of 54143100 in words is "fifty-four million, one hundred forty-three thousand, one hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •