Base | Representation |
---|---|
bin | 1000001001000… |
… | …11001110111100 |
3 | 11202112002101200 |
4 | 10010203032330 |
5 | 114441124011 |
6 | 10435535500 |
7 | 1456361325 |
oct | 404431674 |
9 | 152462350 |
10 | 68301756 |
11 | 35611136 |
12 | 1aa5a590 |
13 | 111c5853 |
14 | 90dd44c |
15 | 5ee2856 |
hex | 41233bc |
68301756 has 36 divisors (see below), whose sum is σ = 173313504. Its totient is φ = 22680000.
The previous prime is 68301707. The next prime is 68301781. The reversal of 68301756 is 65710386.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 68301756.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6256 + ... + 13256.
It is an arithmetic number, because the mean of its divisors is an integer number (4814264).
Almost surely, 268301756 is an apocalyptic number.
It is an amenable number.
68301756 is an abundant number, since it is smaller than the sum of its proper divisors (105011748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68301756 is a wasteful number, since it uses less digits than its factorization.
68301756 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7282 (or 7277 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 68301756 is about 8264.4876429214. The cubic root of 68301756 is about 408.7683761343.
The spelling of 68301756 in words is "sixty-eight million, three hundred one thousand, seven hundred fifty-six".
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