Base | Representation |
---|---|
bin | 100110100010… |
… | …1000110110000 |
3 | 1102000120102101 |
4 | 1031011012300 |
5 | 20133043000 |
6 | 2001030144 |
7 | 333514423 |
oct | 115050660 |
9 | 42016371 |
10 | 20206000 |
11 | 10451081 |
12 | 6925354 |
13 | 4256119 |
14 | 297d9ba |
15 | 1b91e6a |
hex | 13451b0 |
20206000 has 40 divisors (see below), whose sum is σ = 48862944. Its totient is φ = 8081600.
The previous prime is 20205947. The next prime is 20206009. The reversal of 20206000 is 60202.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (20206009) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3052 + ... + 7051.
Almost surely, 220206000 is an apocalyptic number.
20206000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20206000 is an abundant number, since it is smaller than the sum of its proper divisors (28656944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20206000 is a wasteful number, since it uses less digits than its factorization.
20206000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10126 (or 10110 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 20206000 is about 4495.1084525293. The cubic root of 20206000 is about 272.3705301973.
Adding to 20206000 its reverse (60202), we get a palindrome (20266202).
The spelling of 20206000 in words is "twenty million, two hundred six thousand".
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