Base | Representation |
---|---|
bin | 1000001100010… |
… | …10101111100111 |
3 | 11210022121222121 |
4 | 10012022233213 |
5 | 120043210420 |
6 | 10453010411 |
7 | 1463105401 |
oct | 406125747 |
9 | 153277877 |
10 | 68725735 |
11 | 35880731 |
12 | 1b023a07 |
13 | 11313820 |
14 | 91adb71 |
15 | 60782aa |
hex | 418abe7 |
68725735 has 16 divisors (see below), whose sum is σ = 89014464. Its totient is φ = 50637312.
The previous prime is 68725733. The next prime is 68725751. The reversal of 68725735 is 53752786.
It is a cyclic number.
It is not a de Polignac number, because 68725735 - 21 = 68725733 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 68725691 and 68725700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68725733) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37654 + ... + 39436.
It is an arithmetic number, because the mean of its divisors is an integer number (5563404).
Almost surely, 268725735 is an apocalyptic number.
68725735 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
68725735 is a deficient number, since it is larger than the sum of its proper divisors (20288729).
68725735 is a wasteful number, since it uses less digits than its factorization.
68725735 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2394.
The product of its digits is 352800, while the sum is 43.
The square root of 68725735 is about 8290.0986122000. The cubic root of 68725735 is about 409.6124336760.
The spelling of 68725735 in words is "sixty-eight million, seven hundred twenty-five thousand, seven hundred thirty-five".
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