Base | Representation |
---|---|
bin | 110010001001… |
… | …0001111111010 |
3 | 1211110121221002 |
4 | 1210102033322 |
5 | 23212223041 |
6 | 2335245002 |
7 | 436311512 |
oct | 144221772 |
9 | 54417832 |
10 | 26289146 |
11 | 13926474 |
12 | 8979762 |
13 | 55a5c10 |
14 | 36c4842 |
15 | 249459b |
hex | 19123fa |
26289146 has 16 divisors (see below), whose sum is σ = 43008000. Its totient is φ = 11978928.
The previous prime is 26289143. The next prime is 26289149. The reversal of 26289146 is 64198262.
It is an interprime number because it is at equal distance from previous prime (26289143) and next prime (26289149).
It is a super-2 number, since 2×262891462 = 1382238394818632, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (26289143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4346 + ... + 8453.
It is an arithmetic number, because the mean of its divisors is an integer number (2688000).
Almost surely, 226289146 is an apocalyptic number.
26289146 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
26289146 is a deficient number, since it is larger than the sum of its proper divisors (16718854).
26289146 is a wasteful number, since it uses less digits than its factorization.
26289146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12893.
The product of its digits is 41472, while the sum is 38.
The square root of 26289146 is about 5127.2942182013. The cubic root of 26289146 is about 297.3437580831.
The spelling of 26289146 in words is "twenty-six million, two hundred eighty-nine thousand, one hundred forty-six".
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