Base | Representation |
---|---|
bin | 1000110110111… |
… | …00111011001110 |
3 | 12011211002121120 |
4 | 10123130323032 |
5 | 123010231410 |
6 | 11212341410 |
7 | 1561404216 |
oct | 433347316 |
9 | 164732546 |
10 | 74305230 |
11 | 38a4168a |
12 | 20a74866 |
13 | 125182bc |
14 | 9c23246 |
15 | 67cb570 |
hex | 46dcece |
74305230 has 64 divisors (see below), whose sum is σ = 182407680. Its totient is φ = 19368576.
The previous prime is 74305223. The next prime is 74305271. The reversal of 74305230 is 3250347.
It is an alternating number because its digits alternate between odd and even.
It is a self number, because there is not a number n which added to its sum of digits gives 74305230.
It is a congruent number.
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, 429424 + ... + 429596.
It is an arithmetic number, because the mean of its divisors is an integer number (2850120).
Almost surely, 274305230 is an apocalyptic number.
74305230 is an abundant number, since it is smaller than the sum of its proper divisors (108102450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74305230 is a wasteful number, since it uses less digits than its factorization.
74305230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 425.
The product of its (nonzero) digits is 2520, while the sum is 24.
The square root of 74305230 is about 8620.0481437171. The cubic root of 74305230 is about 420.4100869901.
Adding to 74305230 its reverse (3250347), we get a palindrome (77555577).
The spelling of 74305230 in words is "seventy-four million, three hundred five thousand, two hundred thirty".
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