Base | Representation |
---|---|
bin | 10010101110000011… |
… | …110100000000010010 |
3 | 1220212210220002102002 |
4 | 102232003310000102 |
5 | 312131111313320 |
6 | 13122302554002 |
7 | 1311046031624 |
oct | 225603640022 |
9 | 56783802362 |
10 | 20100104210 |
11 | 8584a9187a |
12 | 3a8b598902 |
13 | 1b843569b4 |
14 | d89702c14 |
15 | 7c9941675 |
hex | 4ae0f4012 |
20100104210 has 16 divisors (see below), whose sum is σ = 36456374592. Its totient is φ = 7978666800.
The previous prime is 20100104209. The next prime is 20100104239. The reversal of 20100104210 is 1240100102.
It is a junction number, because it is equal to n+sod(n) for n = 20100104191 and 20100104200.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7670486 + ... + 7673105.
It is an arithmetic number, because the mean of its divisors is an integer number (2278523412).
Almost surely, 220100104210 is an apocalyptic number.
20100104210 is a deficient number, since it is larger than the sum of its proper divisors (16356270382).
20100104210 is a wasteful number, since it uses less digits than its factorization.
20100104210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15343729.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 20100104210 its reverse (1240100102), we get a palindrome (21340204312).
The spelling of 20100104210 in words is "twenty billion, one hundred million, one hundred four thousand, two hundred ten".
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