Base | Representation |
---|---|
bin | 100110000011… |
… | …1010110011010 |
3 | 1101112201102212 |
4 | 1030013112122 |
5 | 20101444200 |
6 | 1551355122 |
7 | 331412105 |
oct | 114072632 |
9 | 41481385 |
10 | 19953050 |
11 | 10299027 |
12 | 6822aa2 |
13 | 4197c50 |
14 | 291573c |
15 | 1b42035 |
hex | 130759a |
19953050 has 24 divisors (see below), whose sum is σ = 39968796. Its totient is φ = 7367040.
The previous prime is 19953047. The next prime is 19953067. The reversal of 19953050 is 5035991.
It can be written as a sum of positive squares in 6 ways, for example, as 829921 + 19123129 = 911^2 + 4373^2 .
It is a junction number, because it is equal to n+sod(n) for n = 19952998 and 19953016.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14699 + ... + 15998.
Almost surely, 219953050 is an apocalyptic number.
19953050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19953050 is an abundant number, since it is smaller than the sum of its proper divisors (20015746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19953050 is a wasteful number, since it uses less digits than its factorization.
19953050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30722 (or 30717 counting only the distinct ones).
The product of its (nonzero) digits is 6075, while the sum is 32.
The square root of 19953050 is about 4466.8837011948. The cubic root of 19953050 is about 271.2291920584.
The spelling of 19953050 in words is "nineteen million, nine hundred fifty-three thousand, fifty".
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