Base | Representation |
---|---|
bin | 1000001101101… |
… | …01101110001110 |
3 | 11210122120110120 |
4 | 10012311232032 |
5 | 120114324044 |
6 | 10500445410 |
7 | 1464440544 |
oct | 406655616 |
9 | 153576416 |
10 | 68901774 |
11 | 35990a17 |
12 | 1b0a9866 |
13 | 113759a6 |
14 | 9217d94 |
15 | 60b0519 |
hex | 41b5b8e |
68901774 has 16 divisors (see below), whose sum is σ = 137894400. Its totient is φ = 22952120.
The previous prime is 68901751. The next prime is 68901779. The reversal of 68901774 is 47710986.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68901779) 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, 9859 + ... + 15329.
It is an arithmetic number, because the mean of its divisors is an integer number (8618400).
Almost surely, 268901774 is an apocalyptic number.
68901774 is an abundant number, since it is smaller than the sum of its proper divisors (68992626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68901774 is a wasteful number, since it uses less digits than its factorization.
68901774 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7575.
The product of its (nonzero) digits is 84672, while the sum is 42.
The square root of 68901774 is about 8300.7092468054. The cubic root of 68901774 is about 409.9618723220.
The spelling of 68901774 in words is "sixty-eight million, nine hundred one thousand, seven hundred seventy-four".
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