Base | Representation |
---|---|
bin | 1101110010001010… |
… | …00010101100111000 |
3 | 201002201112201012022 |
4 | 12321011002230320 |
5 | 110123404332130 |
6 | 3222145134012 |
7 | 351244406612 |
oct | 67105025470 |
9 | 21081481168 |
10 | 7400074040 |
11 | 3158170177 |
12 | 152632a308 |
13 | 90c172148 |
14 | 502b3ddb2 |
15 | 2d49e47e5 |
hex | 1b9142b38 |
7400074040 has 16 divisors (see below), whose sum is σ = 16650166680. Its totient is φ = 2960029600.
The previous prime is 7400074009. The next prime is 7400074057. The reversal of 7400074040 is 404700047.
It is a super-2 number, since 2×74000740402 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92500886 + ... + 92500965.
Almost surely, 27400074040 is an apocalyptic number.
It is an amenable number.
7400074040 is an abundant number, since it is smaller than the sum of its proper divisors (9250092640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7400074040 is a wasteful number, since it uses less digits than its factorization.
7400074040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185001862 (or 185001858 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 26.
The square root of 7400074040 is about 86023.6830181084. The cubic root of 7400074040 is about 1948.7016595147.
Adding to 7400074040 its reverse (404700047), we get a palindrome (7804774087).
The spelling of 7400074040 in words is "seven billion, four hundred million, seventy-four thousand, forty".
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