Base | Representation |
---|---|
bin | 101100000010100011… |
… | …110001110100011100 |
3 | 11112001112220122100210 |
4 | 230002203301310130 |
5 | 1233321104330123 |
6 | 33420144452420 |
7 | 3262554513420 |
oct | 540243616434 |
9 | 145045818323 |
10 | 47287573788 |
11 | 1906666a0a4 |
12 | 91b861a110 |
13 | 45c7b252c0 |
14 | 24083c4b80 |
15 | 136b6a7e93 |
hex | b028f1d1c |
47287573788 has 96 divisors (see below), whose sum is σ = 136124101120. Its totient is φ = 12441703680.
The previous prime is 47287573733. The next prime is 47287573829. The reversal of 47287573788 is 88737578274.
It is a super-2 number, since 2×472875737882 (a number of 22 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 31 ways as a sum of consecutive naturals, for example, 408303 + ... + 511161.
Almost surely, 247287573788 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 47287573788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68062050560).
47287573788 is an abundant number, since it is smaller than the sum of its proper divisors (88836527332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47287573788 is a wasteful number, since it uses less digits than its factorization.
47287573788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103307 (or 103305 counting only the distinct ones).
The product of its digits is 147517440, while the sum is 66.
The spelling of 47287573788 in words is "forty-seven billion, two hundred eighty-seven million, five hundred seventy-three thousand, seven hundred eighty-eight".
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