Base | Representation |
---|---|
bin | 10000000000000… |
… | …001000111101001 |
3 | 200201010011111202 |
4 | 100000001013221 |
5 | 1022210040131 |
6 | 42345333545 |
7 | 6436463012 |
oct | 2000010751 |
9 | 621104452 |
10 | 268440041 |
11 | 128588a81 |
12 | 75a972b5 |
13 | 437caa7c |
14 | 2791a009 |
15 | 18877bcb |
hex | 100011e9 |
268440041 has 8 divisors (see below), whose sum is σ = 270219264. Its totient is φ = 266666400.
The previous prime is 268440017. The next prime is 268440043. The reversal of 268440041 is 140044862.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 268440041 - 214 = 268423657 is a prime.
It is a super-2 number, since 2×2684400412 = 144120111224163362, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 268439986 and 268440013.
It is not an unprimeable number, because it can be changed into a prime (268440043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136616 + ... + 138566.
It is an arithmetic number, because the mean of its divisors is an integer number (33777408).
Almost surely, 2268440041 is an apocalyptic number.
It is an amenable number.
268440041 is a deficient number, since it is larger than the sum of its proper divisors (1779223).
268440041 is a wasteful number, since it uses less digits than its factorization.
268440041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2791.
The product of its (nonzero) digits is 6144, while the sum is 29.
The square root of 268440041 is about 16384.1399224982. The cubic root of 268440041 is about 645.0832502764.
The spelling of 268440041 in words is "two hundred sixty-eight million, four hundred forty thousand, forty-one".
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