Base | Representation |
---|---|
bin | 100000011111000… |
… | …110100010010101 |
3 | 1101222120002120121 |
4 | 200133012202111 |
5 | 2104011233044 |
6 | 130025431541 |
7 | 16335425455 |
oct | 4037064225 |
9 | 1358502517 |
10 | 545024149 |
11 | 25a71978a |
12 | 13263b5b1 |
13 | 88bba6c7 |
14 | 52555d65 |
15 | 32cad984 |
hex | 207c6895 |
545024149 has 2 divisors, whose sum is σ = 545024150. Its totient is φ = 545024148.
The previous prime is 545024119. The next prime is 545024153. The reversal of 545024149 is 941420545.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 513022500 + 32001649 = 22650^2 + 5657^2 .
It is a cyclic number.
It is not a de Polignac number, because 545024149 - 27 = 545024021 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (545024119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272512074 + 272512075.
It is an arithmetic number, because the mean of its divisors is an integer number (272512075).
Almost surely, 2545024149 is an apocalyptic number.
It is an amenable number.
545024149 is a deficient number, since it is larger than the sum of its proper divisors (1).
545024149 is an equidigital number, since it uses as much as digits as its factorization.
545024149 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 28800, while the sum is 34.
The square root of 545024149 is about 23345.7522688818. The cubic root of 545024149 is about 816.8429814698.
The spelling of 545024149 in words is "five hundred forty-five million, twenty-four thousand, one hundred forty-nine".
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