Base | Representation |
---|---|
bin | 100100011100… |
… | …0000101011101 |
3 | 1022221120220000 |
4 | 1020320011131 |
5 | 14342312333 |
6 | 1521244513 |
7 | 321245031 |
oct | 110700535 |
9 | 38846800 |
10 | 19104093 |
11 | a869208 |
12 | 6493739 |
13 | 3c5b6c8 |
14 | 27741c1 |
15 | 1a25713 |
hex | 123815d |
19104093 has 20 divisors (see below), whose sum is σ = 28691520. Its totient is φ = 12667752.
The previous prime is 19104061. The next prime is 19104097. The reversal of 19104093 is 39040191.
It is not a de Polignac number, because 19104093 - 25 = 19104061 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19104097) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17868 + ... + 18906.
It is an arithmetic number, because the mean of its divisors is an integer number (1434576).
Almost surely, 219104093 is an apocalyptic number.
It is an amenable number.
19104093 is a deficient number, since it is larger than the sum of its proper divisors (9587427).
19104093 is a wasteful number, since it uses less digits than its factorization.
19104093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1278 (or 1269 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 27.
The square root of 19104093 is about 4370.8229202291. The cubic root of 19104093 is about 267.3265793006.
The spelling of 19104093 in words is "nineteen million, one hundred four thousand, ninety-three".
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