Base | Representation |
---|---|
bin | 1001001001010100000101… |
… | …01110111110101000001101 |
3 | 2122012121121012202210120202 |
4 | 10210222002232332220031 |
5 | 10114000244414424401 |
6 | 110434545512023245 |
7 | 4143663014266520 |
oct | 444520256765015 |
9 | 78177535683522 |
10 | 20111230233101 |
11 | 6454141193517 |
12 | 2309836391b25 |
13 | b2b63362c207 |
14 | 4d75629a0bb7 |
15 | 24d214e8c06b |
hex | 124a82bbea0d |
20111230233101 has 8 divisors (see below), whose sum is σ = 22984407531264. Its totient is φ = 17238089036880.
The previous prime is 20111230233089. The next prime is 20111230233103. The reversal of 20111230233101 is 10133203211102.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20111230233101 - 222 = 20111226038797 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20111230233103) 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, 7821050 + ... + 10069323.
It is an arithmetic number, because the mean of its divisors is an integer number (2873050941408).
Almost surely, 220111230233101 is an apocalyptic number.
It is an amenable number.
20111230233101 is a deficient number, since it is larger than the sum of its proper divisors (2873177298163).
20111230233101 is a wasteful number, since it uses less digits than its factorization.
20111230233101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18050971.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 20111230233101 its reverse (10133203211102), we get a palindrome (30244433444203).
The spelling of 20111230233101 in words is "twenty trillion, one hundred eleven billion, two hundred thirty million, two hundred thirty-three thousand, one hundred one".
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