Base | Representation |
---|---|
bin | 1100111001100… |
… | …0111111101000 |
3 | 10202210202210100 |
4 | 3032120333220 |
5 | 102322312130 |
6 | 5211345400 |
7 | 1224606504 |
oct | 316307750 |
9 | 122722710 |
10 | 54104040 |
11 | 285a4191 |
12 | 16152260 |
13 | b294433 |
14 | 7285304 |
15 | 4b3ac60 |
hex | 3398fe8 |
54104040 has 96 divisors (see below), whose sum is σ = 177283080. Its totient is φ = 14309376.
The previous prime is 54103999. The next prime is 54104069. The reversal of 54104040 is 4040145.
It can be written as a sum of positive squares in 4 ways, for example, as 40220964 + 13883076 = 6342^2 + 3726^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48772 + ... + 49868.
Almost surely, 254104040 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 54104040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88641540).
54104040 is an abundant number, since it is smaller than the sum of its proper divisors (123179040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54104040 is a wasteful number, since it uses less digits than its factorization.
54104040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1251 (or 1244 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 54104040 is about 7355.5448472564. The cubic root of 54104040 is about 378.2189040280.
Adding to 54104040 its reverse (4040145), we get a palindrome (58144185).
The spelling of 54104040 in words is "fifty-four million, one hundred four thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •