Base | Representation |
---|---|
bin | 11000101001110000… |
… | …111011100110101000 |
3 | 2112022202220120000221 |
4 | 120221300323212220 |
5 | 413202421343210 |
6 | 20054350335424 |
7 | 1624651336465 |
oct | 305160734650 |
9 | 75282816027 |
10 | 26470496680 |
11 | 102539a5a41 |
12 | 5168aba574 |
13 | 265b0988b4 |
14 | 13d17aa66c |
15 | a4dd401da |
hex | 629c3b9a8 |
26470496680 has 128 divisors (see below), whose sum is σ = 66788686080. Its totient is φ = 9389445120.
The previous prime is 26470496677. The next prime is 26470496681. The reversal of 26470496680 is 8669407462.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (26470496681) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1035250 + ... + 1060510.
It is an arithmetic number, because the mean of its divisors is an integer number (521786610).
Almost surely, 226470496680 is an apocalyptic number.
26470496680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26470496680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33394343040).
26470496680 is an abundant number, since it is smaller than the sum of its proper divisors (40318189400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26470496680 is a wasteful number, since it uses less digits than its factorization.
26470496680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25379 (or 25375 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 52.
The spelling of 26470496680 in words is "twenty-six billion, four hundred seventy million, four hundred ninety-six thousand, six hundred eighty".
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