Base | Representation |
---|---|
bin | 101100001110110001… |
… | …111100010001000000 |
3 | 11112120211201201112111 |
4 | 230032301330101000 |
5 | 1234231102110214 |
6 | 33452351305104 |
7 | 3300624360052 |
oct | 541661742100 |
9 | 145524651474 |
10 | 47492613184 |
11 | 19161384245 |
12 | 925521b194 |
13 | 462b4552a3 |
14 | 24277198d2 |
15 | 137e6aa5c4 |
hex | b0ec7c440 |
47492613184 has 21 divisors (see below), whose sum is σ = 94246614021. Its totient is φ = 23745434880.
The previous prime is 47492613151. The next prime is 47492613187. The reversal of 47492613184 is 48131629474.
It is a happy number.
The square root of 47492613184 is 217928.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 47381099584 + 111513600 = 217672^2 + 10560^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47492613187) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1729804 + ... + 1757044.
It is an arithmetic number, because the mean of its divisors is an integer number (4487934001).
Almost surely, 247492613184 is an apocalyptic number.
47492613184 is the 217928-th square number.
It is an amenable number.
47492613184 is a deficient number, since it is larger than the sum of its proper divisors (46754000837).
47492613184 is an frugal number, since it uses more digits than its factorization.
47492613184 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54494 (or 27243 counting only the distinct ones).
The product of its digits is 1161216, while the sum is 49.
Multiplying 47492613184 by its sum of digits (49), we get a square (2327138046016 = 15254962).
The spelling of 47492613184 in words is "forty-seven billion, four hundred ninety-two million, six hundred thirteen thousand, one hundred eighty-four".
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