Base | Representation |
---|---|
bin | 1101000011101101001000… |
… | …11010010101111111101011 |
3 | 10202200002102212120011201110 |
4 | 12201312210122111333223 |
5 | 12230430012333234034 |
6 | 141023151212121403 |
7 | 6022363631104662 |
oct | 641664432257753 |
9 | 122602385504643 |
10 | 28714614743019 |
11 | 9170888485687 |
12 | 3279102466263 |
13 | 1303a13111c5a |
14 | 713b1abbbdd9 |
15 | 34bdede67de9 |
hex | 1a1da4695feb |
28714614743019 has 4 divisors (see below), whose sum is σ = 38286152990696. Its totient is φ = 19143076495344.
The previous prime is 28714614742963. The next prime is 28714614743021. The reversal of 28714614743019 is 91034741641782.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 28714614743019 - 215 = 28714614710251 is a prime.
It is a super-2 number, since 2×287146147430192 (a number of 28 digits) contains 22 as substring.
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 28714614743019.
It is not an unprimeable number, because it can be changed into a prime (28714614943019) 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, 4785769123834 + ... + 4785769123839.
It is an arithmetic number, because the mean of its divisors is an integer number (9571538247674).
Almost surely, 228714614743019 is an apocalyptic number.
28714614743019 is a deficient number, since it is larger than the sum of its proper divisors (9571538247677).
28714614743019 is an equidigital number, since it uses as much as digits as its factorization.
28714614743019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9571538247676.
The product of its (nonzero) digits is 8128512, while the sum is 57.
The spelling of 28714614743019 in words is "twenty-eight trillion, seven hundred fourteen billion, six hundred fourteen million, seven hundred forty-three thousand, nineteen".
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