Base | Representation |
---|---|
bin | 100101111011… |
… | …0000111000010 |
3 | 1101102010120110 |
4 | 1023312013002 |
5 | 20042214214 |
6 | 1550052150 |
7 | 330666165 |
oct | 113660702 |
9 | 41363513 |
10 | 19882434 |
11 | 1024aa70 |
12 | 67aa056 |
13 | 4171a70 |
14 | 28d7adc |
15 | 1b2b159 |
hex | 12f61c2 |
19882434 has 32 divisors (see below), whose sum is σ = 46718784. Its totient is φ = 5561280.
The previous prime is 19882427. The next prime is 19882453. The reversal of 19882434 is 43428891.
It is a super-2 number, since 2×198824342 = 790622363528712, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a junction number, because it is equal to n+sod(n) for n = 19882392 and 19882401.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10729 + ... + 12444.
It is an arithmetic number, because the mean of its divisors is an integer number (1459962).
Almost surely, 219882434 is an apocalyptic number.
19882434 is an abundant number, since it is smaller than the sum of its proper divisors (26836350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19882434 is a wasteful number, since it uses less digits than its factorization.
19882434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23202.
The product of its digits is 55296, while the sum is 39.
The square root of 19882434 is about 4458.9723031210. The cubic root of 19882434 is about 270.9088440390.
The spelling of 19882434 in words is "nineteen million, eight hundred eighty-two thousand, four hundred thirty-four".
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