Base | Representation |
---|---|
bin | 1000110111001… |
… | …01000010111000 |
3 | 12011212210020100 |
4 | 10123211002320 |
5 | 123012312423 |
6 | 11213155400 |
7 | 1561603200 |
oct | 433450270 |
9 | 164783210 |
10 | 74338488 |
11 | 38a64674 |
12 | 20a8bb60 |
13 | 1252a493 |
14 | 9c31400 |
15 | 67d6343 |
hex | 46e50b8 |
74338488 has 144 divisors (see below), whose sum is σ = 246753000. Its totient is φ = 20103552.
The previous prime is 74338487. The next prime is 74338531. The reversal of 74338488 is 88483347.
It is a happy number.
It is a super-2 number, since 2×743384882 = 11052421596252288, which contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74338483) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 66478 + ... + 67586.
Almost surely, 274338488 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 74338488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123376500).
74338488 is an abundant number, since it is smaller than the sum of its proper divisors (172414512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74338488 is a wasteful number, since it uses less digits than its factorization.
74338488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1154 (or 1140 counting only the distinct ones).
The product of its digits is 516096, while the sum is 45.
The square root of 74338488 is about 8621.9770354600. The cubic root of 74338488 is about 420.4728008939.
The spelling of 74338488 in words is "seventy-four million, three hundred thirty-eight thousand, four hundred eighty-eight".
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