Base | Representation |
---|---|
bin | 1100111001110… |
… | …1001010010110 |
3 | 10202211122012120 |
4 | 3032131022112 |
5 | 102323333420 |
6 | 5212000410 |
7 | 1225010331 |
oct | 316351226 |
9 | 122748176 |
10 | 54121110 |
11 | 28605a9a |
12 | 16160106 |
13 | b29c134 |
14 | 728b618 |
15 | 4b40d40 |
hex | 339d296 |
54121110 has 16 divisors (see below), whose sum is σ = 129890736. Its totient is φ = 14432288.
The previous prime is 54121087. The next prime is 54121117. The reversal of 54121110 is 1112145.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 54121110.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54121117) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 901989 + ... + 902048.
It is an arithmetic number, because the mean of its divisors is an integer number (8118171).
Almost surely, 254121110 is an apocalyptic number.
54121110 is an abundant number, since it is smaller than the sum of its proper divisors (75769626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54121110 is a wasteful number, since it uses less digits than its factorization.
54121110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1804047.
The product of its (nonzero) digits is 40, while the sum is 15.
The square root of 54121110 is about 7356.7051048686. The cubic root of 54121110 is about 378.2586762756.
Adding to 54121110 its reverse (1112145), we get a palindrome (55233255).
The spelling of 54121110 in words is "fifty-four million, one hundred twenty-one thousand, one hundred ten".
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