Base | Representation |
---|---|
bin | 1000001001010… |
… | …00001000111010 |
3 | 11202120002221220 |
4 | 10010220020322 |
5 | 114442244400 |
6 | 10440212510 |
7 | 1456504032 |
oct | 404501072 |
9 | 152502856 |
10 | 68321850 |
11 | 35625243 |
12 | 1aa6a136 |
13 | 11201a3c |
14 | 91068c2 |
15 | 5ee87a0 |
hex | 412823a |
68321850 has 24 divisors (see below), whose sum is σ = 169438560. Its totient is φ = 18219120.
The previous prime is 68321849. The next prime is 68321873. The reversal of 68321850 is 5812386.
It is a happy number.
It is a zygodrome in base 5.
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, 227590 + ... + 227889.
It is an arithmetic number, because the mean of its divisors is an integer number (7059940).
Almost surely, 268321850 is an apocalyptic number.
68321850 is an abundant number, since it is smaller than the sum of its proper divisors (101116710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68321850 is a wasteful number, since it uses less digits than its factorization.
68321850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 455494 (or 455489 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 68321850 is about 8265.7032368698. The cubic root of 68321850 is about 408.8084580047.
The spelling of 68321850 in words is "sixty-eight million, three hundred twenty-one thousand, eight hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.276 sec. • engine limits •