Base | Representation |
---|---|
bin | 10001110100111011… |
… | …111101110001001111 |
3 | 1211102000120102202001 |
4 | 101310323331301033 |
5 | 303200241330433 |
6 | 12443230013131 |
7 | 1245231103621 |
oct | 216473756117 |
9 | 54360512661 |
10 | 19141745743 |
11 | 813301a98a |
12 | 38626471a7 |
13 | 1a60939593 |
14 | cd8314c11 |
15 | 77073857d |
hex | 474efdc4f |
19141745743 has 4 divisors (see below), whose sum is σ = 19145779488. Its totient is φ = 19137712000.
The previous prime is 19141745737. The next prime is 19141745747. The reversal of 19141745743 is 34754714191.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-19141745743 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 19141745693 and 19141745702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19141745747) 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, 2009746 + ... + 2019247.
It is an arithmetic number, because the mean of its divisors is an integer number (4786444872).
Almost surely, 219141745743 is an apocalyptic number.
19141745743 is a deficient number, since it is larger than the sum of its proper divisors (4033745).
19141745743 is an equidigital number, since it uses as much as digits as its factorization.
19141745743 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4033744.
The product of its digits is 423360, while the sum is 46.
The spelling of 19141745743 in words is "nineteen billion, one hundred forty-one million, seven hundred forty-five thousand, seven hundred forty-three".
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