Base | Representation |
---|---|
bin | 11001000000101000… |
… | …111011011110001110 |
3 | 2120022112001111212020 |
4 | 121000220323132032 |
5 | 414444143244313 |
6 | 20200420151010 |
7 | 1640321366550 |
oct | 310050733616 |
9 | 76275044766 |
10 | 26854274958 |
11 | 104305a1275 |
12 | 5255538466 |
13 | 26bc74a734 |
14 | 142a74b4d0 |
15 | a7289c323 |
hex | 640a3b78e |
26854274958 has 64 divisors (see below), whose sum is σ = 62339397120. Its totient is φ = 7553031552.
The previous prime is 26854274947. The next prime is 26854274959. The reversal of 26854274958 is 85947245862.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26854274959) 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, 6495460 + ... + 6499592.
It is an arithmetic number, because the mean of its divisors is an integer number (974053080).
Almost surely, 226854274958 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26854274958, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31169698560).
26854274958 is an abundant number, since it is smaller than the sum of its proper divisors (35485122162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26854274958 is a wasteful number, since it uses less digits than its factorization.
26854274958 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6521.
The product of its digits is 38707200, while the sum is 60.
The spelling of 26854274958 in words is "twenty-six billion, eight hundred fifty-four million, two hundred seventy-four thousand, nine hundred fifty-eight".
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