Base | Representation |
---|---|
bin | 1111111110110… |
… | …1100000100000 |
3 | 11200010122011011 |
4 | 3333231200200 |
5 | 114130024440 |
6 | 10352430304 |
7 | 1442525560 |
oct | 377554040 |
9 | 150118134 |
10 | 67033120 |
11 | 34924a80 |
12 | 1a548394 |
13 | 10b7028b |
14 | 8c8cda0 |
15 | 5d419ea |
hex | 3fed820 |
67033120 has 96 divisors (see below), whose sum is σ = 197479296. Its totient is φ = 20889600.
The previous prime is 67033117. The next prime is 67033151. The reversal of 67033120 is 2133076.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 67033091 and 67033100.
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, 9600 + ... + 15040.
It is an arithmetic number, because the mean of its divisors is an integer number (2057076).
Almost surely, 267033120 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 67033120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98739648).
67033120 is an abundant number, since it is smaller than the sum of its proper divisors (130446176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67033120 is a wasteful number, since it uses less digits than its factorization.
67033120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5474 (or 5466 counting only the distinct ones).
The product of its (nonzero) digits is 756, while the sum is 22.
The square root of 67033120 is about 8187.3756479106. The cubic root of 67033120 is about 406.2217236335.
Adding to 67033120 its reverse (2133076), we get a palindrome (69166196).
The spelling of 67033120 in words is "sixty-seven million, thirty-three thousand, one hundred twenty".
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