Base | Representation |
---|---|
bin | 11000111111000111… |
… | …000011100110000011 |
3 | 2120020201210000021210 |
4 | 120333013003212003 |
5 | 414421111234430 |
6 | 20154102221203 |
7 | 1636560330345 |
oct | 307707034603 |
9 | 76221700253 |
10 | 26828618115 |
11 | 10418067972 |
12 | 5248a24803 |
13 | 26b7336580 |
14 | 142718d295 |
15 | a704d02b0 |
hex | 63f1c3983 |
26828618115 has 32 divisors (see below), whose sum is σ = 46431495936. Its totient is φ = 13149728640.
The previous prime is 26828618107. The next prime is 26828618123. The reversal of 26828618115 is 51181682862.
It is an interprime number because it is at equal distance from previous prime (26828618107) and next prime (26828618123).
It is not a de Polignac number, because 26828618115 - 23 = 26828618107 is a prime.
It is a zygodrome in base 2.
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, 258781 + ... + 347310.
It is an arithmetic number, because the mean of its divisors is an integer number (1450984248).
Almost surely, 226828618115 is an apocalyptic number.
26828618115 is a deficient number, since it is larger than the sum of its proper divisors (19602877821).
26828618115 is a wasteful number, since it uses less digits than its factorization.
26828618115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606339.
The product of its digits is 368640, while the sum is 48.
The spelling of 26828618115 in words is "twenty-six billion, eight hundred twenty-eight million, six hundred eighteen thousand, one hundred fifteen".
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