Base | Representation |
---|---|
bin | 101100010010001001… |
… | …011101111110001000 |
3 | 11112201210001011121122 |
4 | 230102021131332020 |
5 | 1234340033042300 |
6 | 33502130254412 |
7 | 3302211533162 |
oct | 542211357610 |
9 | 145653034548 |
10 | 47549112200 |
11 | 19190263847 |
12 | 9270127408 |
13 | 463a077865 |
14 | 2431025932 |
15 | 138461ac85 |
hex | b1225df88 |
47549112200 has 108 divisors (see below), whose sum is σ = 117566879535. Its totient is φ = 17881105920.
The previous prime is 47549112187. The next prime is 47549112209. The reversal of 47549112200 is 221194574.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 5 ways, for example, as 30961217764 + 16587894436 = 175958^2 + 128794^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=154190.
It is not an unprimeable number, because it can be changed into a prime (47549112209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 52424147 + ... + 52425053.
Almost surely, 247549112200 is an apocalyptic number.
47549112200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47549112200
47549112200 is an abundant number, since it is smaller than the sum of its proper divisors (70017767335).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47549112200 is an equidigital number, since it uses as much as digits as its factorization.
47549112200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1864 (or 931 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 35.
The spelling of 47549112200 in words is "forty-seven billion, five hundred forty-nine million, one hundred twelve thousand, two hundred".
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