Base | Representation |
---|---|
bin | 110010100001… |
… | …0010110000001 |
3 | 1211211122011100 |
4 | 1211002112001 |
5 | 23240024040 |
6 | 2343405013 |
7 | 441062040 |
oct | 145022601 |
9 | 54748140 |
10 | 26486145 |
11 | 13a50484 |
12 | 8a53769 |
13 | 564479a |
14 | 3736557 |
15 | 24d2b30 |
hex | 1942581 |
26486145 has 48 divisors (see below), whose sum is σ = 53614080. Its totient is φ = 11843712.
The previous prime is 26486143. The next prime is 26486147. The reversal of 26486145 is 54168462.
26486145 is a `hidden beast` number, since 2 + 648 + 6 + 1 + 4 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (26486143) and next prime (26486147).
It is not a de Polignac number, because 26486145 - 21 = 26486143 is a prime.
It is a super-2 number, since 2×264861452 = 1403031753922050, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (26486143) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13911 + ... + 15699.
It is an arithmetic number, because the mean of its divisors is an integer number (1116960).
Almost surely, 226486145 is an apocalyptic number.
It is an amenable number.
26486145 is an abundant number, since it is smaller than the sum of its proper divisors (27127935).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26486145 is a wasteful number, since it uses less digits than its factorization.
26486145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1854 (or 1851 counting only the distinct ones).
The product of its digits is 46080, while the sum is 36.
The square root of 26486145 is about 5146.4691779899. The cubic root of 26486145 is about 298.0846305582.
The spelling of 26486145 in words is "twenty-six million, four hundred eighty-six thousand, one hundred forty-five".
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