Base | Representation |
---|---|
bin | 100110110100… |
… | …0010010010101 |
3 | 1102021220002110 |
4 | 1031220102111 |
5 | 20202200401 |
6 | 2004101233 |
7 | 334654512 |
oct | 115502225 |
9 | 42256073 |
10 | 20350101 |
11 | 1053a372 |
12 | 6994819 |
13 | 42a68a5 |
14 | 29ba309 |
15 | 1bbe9d6 |
hex | 1368495 |
20350101 has 12 divisors (see below), whose sum is σ = 28366688. Its totient is φ = 12975864.
The previous prime is 20350093. The next prime is 20350123. The reversal of 20350101 is 10105302.
It is not a de Polignac number, because 20350101 - 23 = 20350093 is a prime.
It is a super-2 number, since 2×203501012 = 828253221420402, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20350171) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4825 + ... + 7998.
Almost surely, 220350101 is an apocalyptic number.
It is an amenable number.
20350101 is a deficient number, since it is larger than the sum of its proper divisors (8016587).
20350101 is a wasteful number, since it uses less digits than its factorization.
20350101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12872 (or 12849 counting only the distinct ones).
The product of its (nonzero) digits is 30, while the sum is 12.
The square root of 20350101 is about 4511.1086220573. The cubic root of 20350101 is about 273.0164758133.
Adding to 20350101 its reverse (10105302), we get a palindrome (30455403).
The spelling of 20350101 in words is "twenty million, three hundred fifty thousand, one hundred one".
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