Base | Representation |
---|---|
bin | 101000101111100010… |
… | …0000111100110100111 |
3 | 22100211121212222122002 |
4 | 1101133010013212213 |
5 | 2413142012324114 |
6 | 104105545355515 |
7 | 6215121643334 |
oct | 1213704074647 |
9 | 270747788562 |
10 | 87494261159 |
11 | 34119258448 |
12 | 14b59798b9b |
13 | 8334963986 |
14 | 43401d598b |
15 | 24213ba7de |
hex | 145f1079a7 |
87494261159 has 2 divisors, whose sum is σ = 87494261160. Its totient is φ = 87494261158.
The previous prime is 87494261149. The next prime is 87494261237. The reversal of 87494261159 is 95116249478.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 87494261159 - 216 = 87494195623 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (87494261149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43747130579 + 43747130580.
It is an arithmetic number, because the mean of its divisors is an integer number (43747130580).
Almost surely, 287494261159 is an apocalyptic number.
87494261159 is a deficient number, since it is larger than the sum of its proper divisors (1).
87494261159 is an equidigital number, since it uses as much as digits as its factorization.
87494261159 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 4354560, while the sum is 56.
The spelling of 87494261159 in words is "eighty-seven billion, four hundred ninety-four million, two hundred sixty-one thousand, one hundred fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •