Base | Representation |
---|---|
bin | 100100010111… |
… | …1010101001110 |
3 | 1022212202201001 |
4 | 1020233111032 |
5 | 14340140423 |
6 | 1520410514 |
7 | 321035350 |
oct | 110572516 |
9 | 38782631 |
10 | 19068238 |
11 | a844282 |
12 | 6476a3a |
13 | 3c482a7 |
14 | 27650d0 |
15 | 1a19cad |
hex | 122f54e |
19068238 has 8 divisors (see below), whose sum is σ = 32688432. Its totient is φ = 8172096.
The previous prime is 19068211. The next prime is 19068251. The reversal of 19068238 is 83286091.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 19068197 and 19068206.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680995 + ... + 681022.
It is an arithmetic number, because the mean of its divisors is an integer number (4086054).
Almost surely, 219068238 is an apocalyptic number.
19068238 is a deficient number, since it is larger than the sum of its proper divisors (13620194).
19068238 is a wasteful number, since it uses less digits than its factorization.
19068238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1362026.
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 19068238 is about 4366.7193635497. The cubic root of 19068238 is about 267.1592330116.
It can be divided in two parts, 19068 and 238, that added together give a triangular number (19306 = T196).
The spelling of 19068238 in words is "nineteen million, sixty-eight thousand, two hundred thirty-eight".
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