Base | Representation |
---|---|
bin | 101100001110101011… |
… | …110010011111110000 |
3 | 11112120201200210002012 |
4 | 230032223302133300 |
5 | 1234230144002204 |
6 | 33452252542052 |
7 | 3300604561556 |
oct | 541653623760 |
9 | 145521623065 |
10 | 47491000304 |
11 | 19160482490 |
12 | 9254781928 |
13 | 462b00c117 |
14 | 2427419bd6 |
15 | 137e48c76e |
hex | b0eaf27f0 |
47491000304 has 80 divisors (see below), whose sum is σ = 101918235744. Its totient is φ = 21256704000.
The previous prime is 47491000303. The next prime is 47491000309. The reversal of 47491000304 is 40300019474.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47491000303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9003812 + ... + 9009084.
Almost surely, 247491000304 is an apocalyptic number.
47491000304 is a gapful number since it is divisible by the number (44) 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 47491000304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50959117872).
47491000304 is an abundant number, since it is smaller than the sum of its proper divisors (54427235440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47491000304 is a wasteful number, since it uses less digits than its factorization.
47491000304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6066 (or 6060 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 32.
Adding to 47491000304 its reverse (40300019474), we get a palindrome (87791019778).
The spelling of 47491000304 in words is "forty-seven billion, four hundred ninety-one million, three hundred four", and thus it is an aban number.
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