Base | Representation |
---|---|
bin | 100110010000… |
… | …0000011101110 |
3 | 1101201212021011 |
4 | 1030200003232 |
5 | 20113214004 |
6 | 1553455434 |
7 | 332313133 |
oct | 114400356 |
9 | 41655234 |
10 | 20054254 |
11 | 10358070 |
12 | 687157a |
13 | 420202c |
14 | 294058a |
15 | 1b62004 |
hex | 13200ee |
20054254 has 48 divisors (see below), whose sum is σ = 36799920. Its totient is φ = 8090880.
The previous prime is 20054249. The next prime is 20054267. The reversal of 20054254 is 45245002.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 466357 + ... + 466399.
It is an arithmetic number, because the mean of its divisors is an integer number (766665).
Almost surely, 220054254 is an apocalyptic number.
20054254 is a deficient number, since it is larger than the sum of its proper divisors (16745666).
20054254 is a wasteful number, since it uses less digits than its factorization.
20054254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145 (or 102 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 22.
The square root of 20054254 is about 4478.1976285108. The cubic root of 20054254 is about 271.6869867412.
Adding to 20054254 its reverse (45245002), we get a palindrome (65299256).
The spelling of 20054254 in words is "twenty million, fifty-four thousand, two hundred fifty-four".
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