Base | Representation |
---|---|
bin | 100010110111010101… |
… | …0011101010111101100 |
3 | 21011020220010100011201 |
4 | 1011232222131113230 |
5 | 2211313443140030 |
6 | 54221214455244 |
7 | 5260242402331 |
oct | 1055652352754 |
9 | 234226110151 |
10 | 74871068140 |
11 | 29830847720 |
12 | 12616204524 |
13 | 70a26729ab |
14 | 38a3914988 |
15 | 1e3309a2ca |
hex | 116ea9d5ec |
74871068140 has 24 divisors (see below), whose sum is σ = 171522811152. Its totient is φ = 27225842880.
The previous prime is 74871068137. The next prime is 74871068189. The reversal of 74871068140 is 4186017847.
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, 170161299 + ... + 170161738.
It is an arithmetic number, because the mean of its divisors is an integer number (7146783798).
Almost surely, 274871068140 is an apocalyptic number.
It is an amenable number.
74871068140 is an abundant number, since it is smaller than the sum of its proper divisors (96651743012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74871068140 is a wasteful number, since it uses less digits than its factorization.
74871068140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340323057 (or 340323055 counting only the distinct ones).
The product of its (nonzero) digits is 301056, while the sum is 46.
The spelling of 74871068140 in words is "seventy-four billion, eight hundred seventy-one million, sixty-eight thousand, one hundred forty".
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