Base | Representation |
---|---|
bin | 1000110101000… |
… | …10100001101100 |
3 | 12011100221111020 |
4 | 10122202201230 |
5 | 122430103103 |
6 | 11203254140 |
7 | 1556356641 |
oct | 432424154 |
9 | 164327436 |
10 | 74066028 |
11 | 388989a3 |
12 | 2097a350 |
13 | 1246346a |
14 | 9b9ddc8 |
15 | 6780753 |
hex | 46a286c |
74066028 has 48 divisors (see below), whose sum is σ = 182555520. Its totient is φ = 23307264.
The previous prime is 74065997. The next prime is 74066039. The reversal of 74066028 is 82066047.
It is a self number, because there is not a number n which added to its sum of digits gives 74066028.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128076 + ... + 128652.
It is an arithmetic number, because the mean of its divisors is an integer number (3803240).
Almost surely, 274066028 is an apocalyptic number.
It is an amenable number.
74066028 is an abundant number, since it is smaller than the sum of its proper divisors (108489492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74066028 is a wasteful number, since it uses less digits than its factorization.
74066028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1166 (or 1164 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 74066028 is about 8606.1622108812. The cubic root of 74066028 is about 419.9584766205.
The spelling of 74066028 in words is "seventy-four million, sixty-six thousand, twenty-eight".
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