Base | Representation |
---|---|
bin | 1000111010000… |
… | …00110101000000 |
3 | 12012120212221012 |
4 | 10131000311000 |
5 | 123111330212 |
6 | 11225220052 |
7 | 1565030222 |
oct | 435006500 |
9 | 165525835 |
10 | 74714432 |
11 | 391a1071 |
12 | 21031628 |
13 | 1262c630 |
14 | 9ccc412 |
15 | 685c922 |
hex | 4740d40 |
74714432 has 56 divisors (see below), whose sum is σ = 161620200. Its totient is φ = 34062336.
The previous prime is 74714413. The next prime is 74714461. The reversal of 74714432 is 23441747.
It can be written as a sum of positive squares in 4 ways, for example, as 341056 + 74373376 = 584^2 + 8624^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73544 + ... + 74552.
It is an arithmetic number, because the mean of its divisors is an integer number (2886075).
Almost surely, 274714432 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 74714432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80810100).
74714432 is an abundant number, since it is smaller than the sum of its proper divisors (86905768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74714432 is a wasteful number, since it uses less digits than its factorization.
74714432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1123 (or 1113 counting only the distinct ones).
The product of its digits is 18816, while the sum is 32.
The square root of 74714432 is about 8643.7510375994. The cubic root of 74714432 is about 421.1804132693.
The spelling of 74714432 in words is "seventy-four million, seven hundred fourteen thousand, four hundred thirty-two".
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