Base | Representation |
---|---|
bin | 11000100111110101… |
… | …010110100101111000 |
3 | 2112020111221201000120 |
4 | 120213311112211320 |
5 | 413121123220433 |
6 | 20051232133240 |
7 | 1624106103510 |
oct | 304765264570 |
9 | 75214851016 |
10 | 26438101368 |
11 | 10237689958 |
12 | 515a097220 |
13 | 2654465583 |
14 | 13cb376840 |
15 | a4b0917b3 |
hex | 627d56978 |
26438101368 has 32 divisors (see below), whose sum is σ = 75537432960. Its totient is φ = 7553743200.
The previous prime is 26438101363. The next prime is 26438101379. The reversal of 26438101368 is 86310183462.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26438101363) 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 7 ways as a sum of consecutive naturals, for example, 78684658 + ... + 78684993.
It is an arithmetic number, because the mean of its divisors is an integer number (2360544780).
Almost surely, 226438101368 is an apocalyptic number.
26438101368 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
26438101368 is an abundant number, since it is smaller than the sum of its proper divisors (49099331592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26438101368 is a wasteful number, since it uses less digits than its factorization.
26438101368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157369667 (or 157369663 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 42.
The spelling of 26438101368 in words is "twenty-six billion, four hundred thirty-eight million, one hundred one thousand, three hundred sixty-eight".
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