Base | Representation |
---|---|
bin | 11001011111010000… |
… | …111011100010110001 |
3 | 2121122022212101102121 |
4 | 121133100323202301 |
5 | 422022211434424 |
6 | 20323412514241 |
7 | 1656130551244 |
oct | 313720734261 |
9 | 77568771377 |
10 | 27368077489 |
11 | 10674625765 |
12 | 537961b981 |
13 | 27720260bc |
14 | 1478a9725b |
15 | aa2a3eee4 |
hex | 65f43b8b1 |
27368077489 has 9 divisors (see below), whose sum is σ = 28887632217. Its totient is φ = 25924674564.
The previous prime is 27368077469. The next prime is 27368077501. The reversal of 27368077489 is 98477086372.
The square root of 27368077489 is 165433.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 27368077489 - 213 = 27368069297 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27368077469) 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 in 8 ways as a sum of consecutive naturals, for example, 3138874 + ... + 3147580.
It is an arithmetic number, because the mean of its divisors is an integer number (3209736913).
Almost surely, 227368077489 is an apocalyptic number.
27368077489 is the 165433-rd square number.
27368077489 is the 82717-th centered octagonal number.
It is an amenable number.
27368077489 is a deficient number, since it is larger than the sum of its proper divisors (1519554728).
27368077489 is an frugal number, since it uses more digits than its factorization.
27368077489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17452 (or 8726 counting only the distinct ones).
The product of its (nonzero) digits is 28449792, while the sum is 61.
The spelling of 27368077489 in words is "twenty-seven billion, three hundred sixty-eight million, seventy-seven thousand, four hundred eighty-nine".
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