Base | Representation |
---|---|
bin | 11011110101111011101110… |
… | …11011001110011001100001 |
3 | 22000210012222100022221021121 |
4 | 31322331313123032121201 |
5 | 31011114402140230144 |
6 | 334115104130452241 |
7 | 15616326151513036 |
oct | 1572756733163141 |
9 | 260705870287247 |
10 | 61226762430049 |
11 | 18566140238a87 |
12 | 6a4a1a6a34081 |
13 | 2821874867008 |
14 | 111956930138d |
15 | 7129ae047384 |
hex | 37af776ce661 |
61226762430049 has 2 divisors, whose sum is σ = 61226762430050. Its totient is φ = 61226762430048.
The previous prime is 61226762430019. The next prime is 61226762430101. The reversal of 61226762430049 is 94003426762216.
It is an a-pointer prime, because the next prime (61226762430101) can be obtained adding 61226762430049 to its sum of digits (52).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 37527079624225 + 23699682805824 = 6125935^2 + 4868232^2 .
It is a cyclic number.
It is not a de Polignac number, because 61226762430049 - 213 = 61226762421857 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 61226762429978 and 61226762430005.
It is not a weakly prime, because it can be changed into another prime (61226762430019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30613381215024 + 30613381215025.
It is an arithmetic number, because the mean of its divisors is an integer number (30613381215025).
Almost surely, 261226762430049 is an apocalyptic number.
It is an amenable number.
61226762430049 is a deficient number, since it is larger than the sum of its proper divisors (1).
61226762430049 is an equidigital number, since it uses as much as digits as its factorization.
61226762430049 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5225472, while the sum is 52.
The spelling of 61226762430049 in words is "sixty-one trillion, two hundred twenty-six billion, seven hundred sixty-two million, four hundred thirty thousand, forty-nine".
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