Base | Representation |
---|---|
bin | 100110001010… |
… | …0000010010010 |
3 | 1101122100201022 |
4 | 1030110002102 |
5 | 20110130020 |
6 | 1552435442 |
7 | 332016434 |
oct | 114240222 |
9 | 41570638 |
10 | 20005010 |
11 | 10324073 |
12 | 6848b82 |
13 | 41b57ac |
14 | 292a654 |
15 | 1b52625 |
hex | 1314092 |
20005010 has 16 divisors (see below), whose sum is σ = 36286272. Its totient is φ = 7940400.
The previous prime is 20005003. The next prime is 20005021. The reversal of 20005010 is 1050002.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6326 + ... + 8945.
It is an arithmetic number, because the mean of its divisors is an integer number (2267892).
Almost surely, 220005010 is an apocalyptic number.
20005010 is a deficient number, since it is larger than the sum of its proper divisors (16281262).
20005010 is a wasteful number, since it uses less digits than its factorization.
20005010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15409.
The product of its (nonzero) digits is 10, while the sum is 8.
The square root of 20005010 is about 4472.6960549539. The cubic root of 20005010 is about 271.4644251543.
Adding to 20005010 its reverse (1050002), we get a palindrome (21055012).
The spelling of 20005010 in words is "twenty million, five thousand, ten".
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