Base | Representation |
---|---|
bin | 1000001011111010101 |
3 | 111121222000 |
4 | 1001133111 |
5 | 32040440 |
6 | 5425513 |
7 | 2165025 |
oct | 1013725 |
9 | 447860 |
10 | 268245 |
11 | 17359a |
12 | 10b299 |
13 | 95133 |
14 | 6da85 |
15 | 54730 |
hex | 417d5 |
268245 has 16 divisors (see below), whose sum is σ = 477120. Its totient is φ = 142992.
The previous prime is 268237. The next prime is 268253. The reversal of 268245 is 542862.
It is an interprime number because it is at equal distance from previous prime (268237) and next prime (268253).
It is not a de Polignac number, because 268245 - 23 = 268237 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an Ulam number.
It is a Curzon number.
It is a congruent number.
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, 859 + ... + 1128.
It is an arithmetic number, because the mean of its divisors is an integer number (29820).
2268245 is an apocalyptic number.
It is an amenable number.
268245 is a deficient number, since it is larger than the sum of its proper divisors (208875).
268245 is a wasteful number, since it uses less digits than its factorization.
268245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2001 (or 1995 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 268245 is about 517.9237395602. The cubic root of 268245 is about 64.4926979294.
The spelling of 268245 in words is "two hundred sixty-eight thousand, two hundred forty-five".
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