Base | Representation |
---|---|
bin | 101100011101100011… |
… | …010101111011011011 |
3 | 11120020010001212000122 |
4 | 230131203111323123 |
5 | 1240233023210004 |
6 | 33533123223455 |
7 | 3310024040015 |
oct | 543543257333 |
9 | 146203055018 |
10 | 47740444379 |
11 | 19279266511 |
12 | 9304217b8b |
13 | 466a8b8774 |
14 | 244c5cd1b5 |
15 | 1396311cbe |
hex | b1d8d5edb |
47740444379 has 4 divisors (see below), whose sum is σ = 47757382440. Its totient is φ = 47723506320.
The previous prime is 47740444369. The next prime is 47740444387. The reversal of 47740444379 is 97344404774.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 47740444379 - 228 = 47472008923 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 47740444379.
It is not an unprimeable number, because it can be changed into a prime (47740444309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8464802 + ... + 8470439.
It is an arithmetic number, because the mean of its divisors is an integer number (11939345610).
Almost surely, 247740444379 is an apocalyptic number.
47740444379 is a deficient number, since it is larger than the sum of its proper divisors (16938061).
47740444379 is a wasteful number, since it uses less digits than its factorization.
47740444379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16938060.
The product of its (nonzero) digits is 9483264, while the sum is 53.
The spelling of 47740444379 in words is "forty-seven billion, seven hundred forty million, four hundred forty-four thousand, three hundred seventy-nine".
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