Base | Representation |
---|---|
bin | 100101000100… |
… | …0010000010100 |
3 | 1100120021100001 |
4 | 1022020100110 |
5 | 14433314333 |
6 | 1532301044 |
7 | 324113266 |
oct | 112102024 |
9 | 40507301 |
10 | 19432468 |
11 | aa729a0 |
12 | 6611784 |
13 | 4045003 |
14 | 281bb36 |
15 | 1a8cb7d |
hex | 1288414 |
19432468 has 12 divisors (see below), whose sum is σ = 37098432. Its totient is φ = 8832920.
The previous prime is 19432463. The next prime is 19432471. The reversal of 19432468 is 86423491.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19432463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220780 + ... + 220867.
It is an arithmetic number, because the mean of its divisors is an integer number (3091536).
Almost surely, 219432468 is an apocalyptic number.
It is an amenable number.
19432468 is a deficient number, since it is larger than the sum of its proper divisors (17665964).
19432468 is a wasteful number, since it uses less digits than its factorization.
19432468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441662 (or 441660 counting only the distinct ones).
The product of its digits is 41472, while the sum is 37.
The square root of 19432468 is about 4408.2273081138. The cubic root of 19432468 is about 268.8495540313.
It can be divided in two parts, 19432 and 468, that added together give a triangular number (19900 = T199).
The spelling of 19432468 in words is "nineteen million, four hundred thirty-two thousand, four hundred sixty-eight".
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