Base | Representation |
---|---|
bin | 100100101100… |
… | …1010001111000 |
3 | 1100012111101200 |
4 | 1021121101320 |
5 | 14411140211 |
6 | 1524214200 |
7 | 322352313 |
oct | 111312170 |
9 | 40174350 |
10 | 19240056 |
11 | a951380 |
12 | 653a360 |
13 | 3ca8564 |
14 | 27ab97a |
15 | 1a50b56 |
hex | 1259478 |
19240056 has 96 divisors (see below), whose sum is σ = 60231600. Its totient is φ = 5483520.
The previous prime is 19240051. The next prime is 19240063. The reversal of 19240056 is 65004291.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19240051) 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 23 ways as a sum of consecutive naturals, for example, 12750 + ... + 14178.
Almost surely, 219240056 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19240056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30115800).
19240056 is an abundant number, since it is smaller than the sum of its proper divisors (40991544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19240056 is a wasteful number, since it uses less digits than its factorization.
19240056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1469 (or 1462 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 19240056 is about 4386.3488233382. The cubic root of 19240056 is about 267.9592646188.
The spelling of 19240056 in words is "nineteen million, two hundred forty thousand, fifty-six".
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