Base | Representation |
---|---|
bin | 1111110111100011011… |
… | …01110101000010000011 |
3 | 1221010022101212210110202 |
4 | 13323301231311002003 |
5 | 32413103111431201 |
6 | 1054245434315415 |
7 | 54251042515511 |
oct | 7736155650203 |
9 | 1833271783422 |
10 | 545221202051 |
11 | 1a0255177959 |
12 | 89801588b6b |
13 | 3c54cb2a7b6 |
14 | 1c562dd34b1 |
15 | e2b0bb7c6b |
hex | 7ef1b75083 |
545221202051 has 2 divisors, whose sum is σ = 545221202052. Its totient is φ = 545221202050.
The previous prime is 545221202017. The next prime is 545221202063. The reversal of 545221202051 is 150202122545.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-545221202051 is a prime.
It is not a weakly prime, because it can be changed into another prime (545221102051) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272610601025 + 272610601026.
It is an arithmetic number, because the mean of its divisors is an integer number (272610601026).
Almost surely, 2545221202051 is an apocalyptic number.
545221202051 is a deficient number, since it is larger than the sum of its proper divisors (1).
545221202051 is an equidigital number, since it uses as much as digits as its factorization.
545221202051 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8000, while the sum is 29.
Adding to 545221202051 its reverse (150202122545), we get a palindrome (695423324596).
The spelling of 545221202051 in words is "five hundred forty-five billion, two hundred twenty-one million, two hundred two thousand, fifty-one".
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