Base | Representation |
---|---|
bin | 1100111001111… |
… | …1111000111000 |
3 | 10202212012112021 |
4 | 3032133320320 |
5 | 102324213110 |
6 | 5212124224 |
7 | 1225055026 |
oct | 316377070 |
9 | 122765467 |
10 | 54132280 |
11 | 28613424 |
12 | 16166674 |
13 | b2a4247 |
14 | 7291716 |
15 | 4b442da |
hex | 339fe38 |
54132280 has 32 divisors (see below), whose sum is σ = 122018400. Its totient is φ = 21613696.
The previous prime is 54132277. The next prime is 54132289. The reversal of 54132280 is 8223145.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54132289) 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, 32754 + ... + 34366.
It is an arithmetic number, because the mean of its divisors is an integer number (3813075).
Almost surely, 254132280 is an apocalyptic number.
It is an amenable number.
54132280 is an abundant number, since it is smaller than the sum of its proper divisors (67886120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54132280 is a wasteful number, since it uses less digits than its factorization.
54132280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2463 (or 2459 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 54132280 is about 7357.4642370860. The cubic root of 54132280 is about 378.2846972914.
The spelling of 54132280 in words is "fifty-four million, one hundred thirty-two thousand, two hundred eighty".
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