Base | Representation |
---|---|
bin | 1000111000011… |
… | …10011100100010 |
3 | 12012012101212000 |
4 | 10130032130202 |
5 | 123033224231 |
6 | 11220544430 |
7 | 1563210453 |
oct | 434163442 |
9 | 165171760 |
10 | 74508066 |
11 | 39070016 |
12 | 20b52116 |
13 | 12589719 |
14 | 9c7712a |
15 | 681b6e6 |
hex | 470e722 |
74508066 has 64 divisors (see below), whose sum is σ = 174735360. Its totient is φ = 23498640.
The previous prime is 74508053. The next prime is 74508073. The reversal of 74508066 is 66080547.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 74508066.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78205 + ... + 79151.
It is an arithmetic number, because the mean of its divisors is an integer number (2730240).
Almost surely, 274508066 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74508066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87367680).
74508066 is an abundant number, since it is smaller than the sum of its proper divisors (100227294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74508066 is a wasteful number, since it uses less digits than its factorization.
74508066 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1036 (or 1030 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 74508066 is about 8631.8054890040. The cubic root of 74508066 is about 420.7922800284.
The spelling of 74508066 in words is "seventy-four million, five hundred eight thousand, sixty-six".
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