Base | Representation |
---|---|
bin | 100100011001… |
… | …1101011100000 |
3 | 1022220200010200 |
4 | 1020303223200 |
5 | 14341223143 |
6 | 1521025200 |
7 | 321141312 |
oct | 110635340 |
9 | 38820120 |
10 | 19086048 |
11 | a8566a3 |
12 | 6485200 |
13 | 3c53427 |
14 | 276b7b2 |
15 | 1a201d3 |
hex | 1233ae0 |
19086048 has 36 divisors (see below), whose sum is σ = 54276768. Its totient is φ = 6361920.
The previous prime is 19086047. The next prime is 19086059. The reversal of 19086048 is 84068091.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19086047) 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 5 ways as a sum of consecutive naturals, for example, 32848 + ... + 33423.
It is an arithmetic number, because the mean of its divisors is an integer number (1507688).
Almost surely, 219086048 is an apocalyptic number.
19086048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
19086048 is an abundant number, since it is smaller than the sum of its proper divisors (35190720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19086048 is a wasteful number, since it uses less digits than its factorization.
19086048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66287 (or 66276 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 19086048 is about 4368.7581759580. The cubic root of 19086048 is about 267.2423839444.
The spelling of 19086048 in words is "nineteen million, eighty-six thousand, forty-eight".
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