Base | Representation |
---|---|
bin | 101100010111001000… |
… | …100111100001001000 |
3 | 11112221121110200201202 |
4 | 230113020213201020 |
5 | 1240022442301430 |
6 | 33514315403332 |
7 | 3304245623561 |
oct | 542710474110 |
9 | 145847420652 |
10 | 47632775240 |
11 | 19223507056 |
12 | 9294153548 |
13 | 46514bb30b |
14 | 243c1a3168 |
15 | 138bb44d45 |
hex | b17227848 |
47632775240 has 32 divisors (see below), whose sum is σ = 107283529080. Its totient is φ = 19033592832.
The previous prime is 47632775231. The next prime is 47632775243. The reversal of 47632775240 is 4257723674.
It can be written as a sum of positive squares in 4 ways, for example, as 35146500676 + 12486274564 = 187474^2 + 111742^2 .
It is not an unprimeable number, because it can be changed into a prime (47632775243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570347 + ... + 648506.
Almost surely, 247632775240 is an apocalyptic number.
47632775240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
47632775240 is an abundant number, since it is smaller than the sum of its proper divisors (59650753840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47632775240 is a wasteful number, since it uses less digits than its factorization.
47632775240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1219841 (or 1219837 counting only the distinct ones).
The product of its (nonzero) digits is 1975680, while the sum is 47.
The spelling of 47632775240 in words is "forty-seven billion, six hundred thirty-two million, seven hundred seventy-five thousand, two hundred forty".
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