Base | Representation |
---|---|
bin | 11000110000010110… |
… | …010100101101100100 |
3 | 2112121110202210011120 |
4 | 120300112110231210 |
5 | 413414211242043 |
6 | 20113334133540 |
7 | 1630462310316 |
oct | 306026245544 |
9 | 75543683146 |
10 | 26580962148 |
11 | 10300295314 |
12 | 5199ab12b0 |
13 | 2677c34a90 |
14 | 14023237b6 |
15 | a588b0983 |
hex | 630594b64 |
26580962148 has 96 divisors (see below), whose sum is σ = 68118285312. Its totient is φ = 8018025600.
The previous prime is 26580962113. The next prime is 26580962159. The reversal of 26580962148 is 84126908562.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 26580962148.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1688353 + ... + 1704023.
It is an arithmetic number, because the mean of its divisors is an integer number (709565472).
Almost surely, 226580962148 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26580962148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34059142656).
26580962148 is an abundant number, since it is smaller than the sum of its proper divisors (41537323164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26580962148 is a wasteful number, since it uses less digits than its factorization.
26580962148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15905 (or 15903 counting only the distinct ones).
The product of its (nonzero) digits is 1658880, while the sum is 51.
The spelling of 26580962148 in words is "twenty-six billion, five hundred eighty million, nine hundred sixty-two thousand, one hundred forty-eight".
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