Base | Representation |
---|---|
bin | 100110111110… |
… | …0110010110101 |
3 | 1102110011022120 |
4 | 1031330302311 |
5 | 20212342401 |
6 | 2005550153 |
7 | 335454432 |
oct | 115746265 |
9 | 42404276 |
10 | 20434101 |
11 | 10597496 |
12 | 6a15359 |
13 | 4305bac |
14 | 29dcb89 |
15 | 1bd9836 |
hex | 137ccb5 |
20434101 has 16 divisors (see below), whose sum is σ = 29457600. Its totient is φ = 12555648.
The previous prime is 20434093. The next prime is 20434109. The reversal of 20434101 is 10143402.
It is an interprime number because it is at equal distance from previous prime (20434093) and next prime (20434109).
It is not a de Polignac number, because 20434101 - 23 = 20434093 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20434109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2736 + ... + 6953.
It is an arithmetic number, because the mean of its divisors is an integer number (1841100).
Almost surely, 220434101 is an apocalyptic number.
It is an amenable number.
20434101 is a deficient number, since it is larger than the sum of its proper divisors (9023499).
20434101 is a wasteful number, since it uses less digits than its factorization.
20434101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9748.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 20434101 is about 4520.4093841156. The cubic root of 20434101 is about 273.3916074774.
Adding to 20434101 its reverse (10143402), we get a palindrome (30577503).
The spelling of 20434101 in words is "twenty million, four hundred thirty-four thousand, one hundred one".
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