Base | Representation |
---|---|
bin | 1100111001110… |
… | …1000000000100 |
3 | 10202211121022012 |
4 | 3032131000010 |
5 | 102323323302 |
6 | 5211553352 |
7 | 1225005401 |
oct | 316350004 |
9 | 122747265 |
10 | 54120452 |
11 | 28605551 |
12 | 1615b858 |
13 | b29ba49 |
14 | 728b2a8 |
15 | 4b40a52 |
hex | 339d004 |
54120452 has 18 divisors (see below), whose sum is σ = 100611882. Its totient is φ = 25467904.
The previous prime is 54120439. The next prime is 54120457. The reversal of 54120452 is 25402145.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 28879876 + 25240576 = 5374^2 + 5024^2 .
It is not an unprimeable number, because it can be changed into a prime (54120457) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22253 + ... + 24564.
It is an arithmetic number, because the mean of its divisors is an integer number (5589549).
Almost surely, 254120452 is an apocalyptic number.
It is an amenable number.
54120452 is a deficient number, since it is larger than the sum of its proper divisors (46491430).
54120452 is a wasteful number, since it uses less digits than its factorization.
54120452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46855 (or 46836 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 23.
The square root of 54120452 is about 7356.6603836252. The cubic root of 54120452 is about 378.2571433234.
Adding to 54120452 its reverse (25402145), we get a palindrome (79522597).
The spelling of 54120452 in words is "fifty-four million, one hundred twenty thousand, four hundred fifty-two".
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