Base | Representation |
---|---|
bin | 1001001001000001110001… |
… | …11101010101111111010110 |
3 | 2122011200020022020210010021 |
4 | 10210200320331111333112 |
5 | 10113320133023101410 |
6 | 110430242402415354 |
7 | 4143164331334051 |
oct | 444407075257726 |
9 | 78150208223107 |
10 | 20101402550230 |
11 | 644aa58773961 |
12 | 230795306155a |
13 | b2a728555951 |
14 | 4d6cad695a98 |
15 | 24cd3c2baeda |
hex | 124838f55fd6 |
20101402550230 has 16 divisors (see below), whose sum is σ = 37349702803584. Its totient is φ = 7781188083840.
The previous prime is 20101402550179. The next prime is 20101402550237. The reversal of 20101402550230 is 3205520410102.
It is a junction number, because it is equal to n+sod(n) for n = 20101402550195 and 20101402550204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20101402550237) 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, 32421616707 + ... + 32421617326.
It is an arithmetic number, because the mean of its divisors is an integer number (2334356425224).
Almost surely, 220101402550230 is an apocalyptic number.
20101402550230 is a deficient number, since it is larger than the sum of its proper divisors (17248300253354).
20101402550230 is a wasteful number, since it uses less digits than its factorization.
20101402550230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64843234071.
The product of its (nonzero) digits is 2400, while the sum is 25.
Adding to 20101402550230 its reverse (3205520410102), we get a palindrome (23306922960332).
The spelling of 20101402550230 in words is "twenty trillion, one hundred one billion, four hundred two million, five hundred fifty thousand, two hundred thirty".
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