Base | Representation |
---|---|
bin | 100100010011… |
… | …0000111011100 |
3 | 1022210211221001 |
4 | 1020212013130 |
5 | 14332433432 |
6 | 1515520044 |
7 | 320520325 |
oct | 110460734 |
9 | 38724831 |
10 | 19030492 |
11 | a818988 |
12 | 6459024 |
13 | 3c34060 |
14 | 275544c |
15 | 1a0d9e7 |
hex | 12261dc |
19030492 has 24 divisors (see below), whose sum is σ = 35985600. Its totient is φ = 8753856.
The previous prime is 19030483. The next prime is 19030493. The reversal of 19030492 is 29403091.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 19030492.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19030493) 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 7 ways as a sum of consecutive naturals, for example, 26109 + ... + 26827.
It is an arithmetic number, because the mean of its divisors is an integer number (1499400).
Almost surely, 219030492 is an apocalyptic number.
It is an amenable number.
19030492 is a deficient number, since it is larger than the sum of its proper divisors (16955108).
19030492 is a wasteful number, since it uses less digits than its factorization.
19030492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1245 (or 1243 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 28.
The square root of 19030492 is about 4362.3952136412. The cubic root of 19030492 is about 266.9828340229.
The spelling of 19030492 in words is "nineteen million, thirty thousand, four hundred ninety-two".
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