Base | Representation |
---|---|
bin | 1000110101010… |
… | …11010110101000 |
3 | 12011102210002100 |
4 | 10122223112220 |
5 | 122432232214 |
6 | 11204133400 |
7 | 1556600232 |
oct | 432532650 |
9 | 164383070 |
10 | 74102184 |
11 | 38913082 |
12 | 20997260 |
13 | 12476a60 |
14 | 9bad252 |
15 | 678b309 |
hex | 46ab5a8 |
74102184 has 96 divisors (see below), whose sum is σ = 228894120. Its totient is φ = 21454848.
The previous prime is 74102179. The next prime is 74102207. The reversal of 74102184 is 48120147.
It can be written as a sum of positive squares in 4 ways, for example, as 46539684 + 27562500 = 6822^2 + 5250^2 .
It is a super-2 number, since 2×741021842 = 10982267347139712, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13584 + ... + 18240.
Almost surely, 274102184 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 74102184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114447060).
74102184 is an abundant number, since it is smaller than the sum of its proper divisors (154791936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74102184 is a wasteful number, since it uses less digits than its factorization.
74102184 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4699 (or 4692 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 27.
The square root of 74102184 is about 8608.2625424647. The cubic root of 74102184 is about 420.0268010108.
The spelling of 74102184 in words is "seventy-four million, one hundred two thousand, one hundred eighty-four".
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