Base | Representation |
---|---|
bin | 111101101001000111001101… |
… | …0010001001101101000001001 |
3 | 2122002210222022121202101020122 |
4 | 1323102032122101031220021 |
5 | 1032032100433001134312 |
6 | 5201104453121033025 |
7 | 222131351255461121 |
oct | 17322163221155011 |
9 | 2562728277671218 |
10 | 542212144552457 |
11 | 147846974181935 |
12 | 5099041a185775 |
13 | 1a3715028b89a2 |
14 | 97c72ca391c81 |
15 | 42a42aed42b72 |
hex | 1ed239a44da09 |
542212144552457 has 2 divisors, whose sum is σ = 542212144552458. Its totient is φ = 542212144552456.
The previous prime is 542212144552423. The next prime is 542212144552469. The reversal of 542212144552457 is 754255441212245.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 514032779188681 + 28179365363776 = 22672291^2 + 5308424^2 .
It is a cyclic number.
It is not a de Polignac number, because 542212144552457 - 220 = 542212143503881 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 542212144552399 and 542212144552408.
It is not a weakly prime, because it can be changed into another prime (542212144552157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271106072276228 + 271106072276229.
It is an arithmetic number, because the mean of its divisors is an integer number (271106072276229).
Almost surely, 2542212144552457 is an apocalyptic number.
It is an amenable number.
542212144552457 is a deficient number, since it is larger than the sum of its proper divisors (1).
542212144552457 is an equidigital number, since it uses as much as digits as its factorization.
542212144552457 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 17920000, while the sum is 53.
The spelling of 542212144552457 in words is "five hundred forty-two trillion, two hundred twelve billion, one hundred forty-four million, five hundred fifty-two thousand, four hundred fifty-seven".
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