Base | Representation |
---|---|
bin | 1100111000110… |
… | …0011111001101 |
3 | 10202201011112001 |
4 | 3032030133031 |
5 | 102314142223 |
6 | 5210312301 |
7 | 1224304243 |
oct | 316143715 |
9 | 122634461 |
10 | 54052813 |
11 | 28569751 |
12 | 16128691 |
13 | b277019 |
14 | 7270793 |
15 | 4b2a9ad |
hex | 338c7cd |
54052813 has 2 divisors, whose sum is σ = 54052814. Its totient is φ = 54052812.
The previous prime is 54052811. The next prime is 54052841. The reversal of 54052813 is 31825045.
It is an a-pointer prime, because the next prime (54052841) can be obtained adding 54052813 to its sum of digits (28).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 51796809 + 2256004 = 7197^2 + 1502^2 .
It is a cyclic number.
It is not a de Polignac number, because 54052813 - 21 = 54052811 is a prime.
Together with 54052811, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54052811) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27026406 + 27026407.
It is an arithmetic number, because the mean of its divisors is an integer number (27026407).
Almost surely, 254052813 is an apocalyptic number.
It is an amenable number.
54052813 is a deficient number, since it is larger than the sum of its proper divisors (1).
54052813 is an equidigital number, since it uses as much as digits as its factorization.
54052813 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 54052813 is about 7352.0618196530. The cubic root of 54052813 is about 378.0994974308.
Adding to 54052813 its reverse (31825045), we get a palindrome (85877858).
The spelling of 54052813 in words is "fifty-four million, fifty-two thousand, eight hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •