Base | Representation |
---|---|
bin | 1100001101111110111011… |
… | …11000000001010111011010 |
3 | 10112010121220220000021101210 |
4 | 12012333131320001113122 |
5 | 12010204141134334444 |
6 | 133051155144123550 |
7 | 5442126332154660 |
oct | 606773570012732 |
9 | 115117826007353 |
10 | 26868742886874 |
11 | 8619a73990589 |
12 | 301b4137665b6 |
13 | 11cb933467405 |
14 | 68c65006cc30 |
15 | 318db71a37b9 |
hex | 186fdde015da |
26868742886874 has 32 divisors (see below), whose sum is σ = 61537344192000. Its totient is φ = 7661399339952.
The previous prime is 26868742886851. The next prime is 26868742886891. The reversal of 26868742886874 is 47868824786862.
It is a happy number.
It is a super-2 number, since 2×268687428868742 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 640993044 + ... + 641034959.
It is an arithmetic number, because the mean of its divisors is an integer number (1923042006000).
Almost surely, 226868742886874 is an apocalyptic number.
26868742886874 is an abundant number, since it is smaller than the sum of its proper divisors (34668601305126).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26868742886874 is a wasteful number, since it uses less digits than its factorization.
26868742886874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1282028514.
The product of its digits is 22196256768, while the sum is 84.
The spelling of 26868742886874 in words is "twenty-six trillion, eight hundred sixty-eight billion, seven hundred forty-two million, eight hundred eighty-six thousand, eight hundred seventy-four".
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