Base | Representation |
---|---|
bin | 10010000011010010… |
… | …110011000111100000 |
3 | 1212000210210201202010 |
4 | 102003102303013200 |
5 | 304143422044243 |
6 | 12523152352520 |
7 | 1254214326123 |
oct | 220322630740 |
9 | 55023721663 |
10 | 19382612448 |
11 | 8246a85681 |
12 | 390b245740 |
13 | 1a9b801a64 |
14 | d1c2d43ba |
15 | 786966433 |
hex | 4834b31e0 |
19382612448 has 24 divisors (see below), whose sum is σ = 50879357928. Its totient is φ = 6460870784.
The previous prime is 19382612401. The next prime is 19382612461. The reversal of 19382612448 is 84421628391.
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a junction number, because it is equal to n+sod(n) for n = 19382612397 and 19382612406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100951011 + ... + 100951202.
It is an arithmetic number, because the mean of its divisors is an integer number (2119973247).
Almost surely, 219382612448 is an apocalyptic number.
It is an amenable number.
19382612448 is an abundant number, since it is smaller than the sum of its proper divisors (31496745480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19382612448 is a wasteful number, since it uses less digits than its factorization.
19382612448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 201902226 (or 201902218 counting only the distinct ones).
The product of its digits is 663552, while the sum is 48.
The spelling of 19382612448 in words is "nineteen billion, three hundred eighty-two million, six hundred twelve thousand, four hundred forty-eight".
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