Base | Representation |
---|---|
bin | 110001001001110000… |
… | …1011101110000100001 |
3 | 101002110020220220002122 |
4 | 1202103201131300201 |
5 | 3212133341112442 |
6 | 120254013354025 |
7 | 10424506136441 |
oct | 1422341356041 |
9 | 332406826078 |
10 | 105554238497 |
11 | 40846685754 |
12 | 18559a98915 |
13 | 9c52433ab6 |
14 | 5174996121 |
15 | 2b2bb6edd2 |
hex | 189385dc21 |
105554238497 has 2 divisors, whose sum is σ = 105554238498. Its totient is φ = 105554238496.
The previous prime is 105554238469. The next prime is 105554238551. The reversal of 105554238497 is 794832455501.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 71254828096 + 34299410401 = 266936^2 + 185201^2 .
It is a cyclic number.
It is not a de Polignac number, because 105554238497 - 28 = 105554238241 is a prime.
It is a super-2 number, since 2×1055542384972 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (105554238437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52777119248 + 52777119249.
It is an arithmetic number, because the mean of its divisors is an integer number (52777119249).
Almost surely, 2105554238497 is an apocalyptic number.
It is an amenable number.
105554238497 is a deficient number, since it is larger than the sum of its proper divisors (1).
105554238497 is an equidigital number, since it uses as much as digits as its factorization.
105554238497 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6048000, while the sum is 53.
The spelling of 105554238497 in words is "one hundred five billion, five hundred fifty-four million, two hundred thirty-eight thousand, four hundred ninety-seven".
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