Base | Representation |
---|---|
bin | 1100111001111… |
… | …0001001010110 |
3 | 10202211211201220 |
4 | 3032132021112 |
5 | 102324001032 |
6 | 5212031210 |
7 | 1225025151 |
oct | 316361126 |
9 | 122754656 |
10 | 54125142 |
11 | 28609025 |
12 | 16162506 |
13 | b2a0c16 |
14 | 728cc98 |
15 | 4b4212c |
hex | 339e256 |
54125142 has 8 divisors (see below), whose sum is σ = 108250296. Its totient is φ = 18041712.
The previous prime is 54125119. The next prime is 54125143. The reversal of 54125142 is 24152145.
It is a sphenic number, since it is the product of 3 distinct primes.
54125142 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54125143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4510423 + ... + 4510434.
It is an arithmetic number, because the mean of its divisors is an integer number (13531287).
Almost surely, 254125142 is an apocalyptic number.
54125142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54125142 is a wasteful number, since it uses less digits than its factorization.
54125142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9020862.
The product of its digits is 1600, while the sum is 24.
The square root of 54125142 is about 7356.9791354876. The cubic root of 54125142 is about 378.2680694132.
Adding to 54125142 its reverse (24152145), we get a palindrome (78277287).
The spelling of 54125142 in words is "fifty-four million, one hundred twenty-five thousand, one hundred forty-two".
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