Base | Representation |
---|---|
bin | 10001111111100011… |
… | …111011010001000101 |
3 | 1211212102222100120121 |
4 | 101333203323101011 |
5 | 304031404242123 |
6 | 12513034301541 |
7 | 1252524143260 |
oct | 217743732105 |
9 | 54772870517 |
10 | 19319993413 |
11 | 82146a6006 |
12 | 38b22878b1 |
13 | 1a8b848986 |
14 | d13c73cd7 |
15 | 7811e775d |
hex | 47f8fb445 |
19319993413 has 8 divisors (see below), whose sum is σ = 22163948928. Its totient is φ = 16497027024.
The previous prime is 19319993411. The next prime is 19319993443. The reversal of 19319993413 is 31439991391.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 19319993413 - 21 = 19319993411 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19319993411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5245306 + ... + 5248987.
It is an arithmetic number, because the mean of its divisors is an integer number (2770493616).
Almost surely, 219319993413 is an apocalyptic number.
It is an amenable number.
19319993413 is a deficient number, since it is larger than the sum of its proper divisors (2843955515).
19319993413 is a wasteful number, since it uses less digits than its factorization.
19319993413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10494563.
The product of its digits is 708588, while the sum is 52.
The spelling of 19319993413 in words is "nineteen billion, three hundred nineteen million, nine hundred ninety-three thousand, four hundred thirteen".
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