Base | Representation |
---|---|
bin | 1001001011111001101001… |
… | …11110111101001111100110 |
3 | 2122112010001002202111222112 |
4 | 10211330310332331033212 |
5 | 10121424321222041402 |
6 | 110543450154401022 |
7 | 4153260543634640 |
oct | 445746476751746 |
9 | 78463032674875 |
10 | 20200120112102 |
11 | 6488906207237 |
12 | 2322b03430172 |
13 | b36b2b468b58 |
14 | 4db996287890 |
15 | 2506b8b33e52 |
hex | 125f34fbd3e6 |
20200120112102 has 32 divisors (see below), whose sum is σ = 35110357201920. Its totient is φ = 8537069623680.
The previous prime is 20200120112059. The next prime is 20200120112119. The reversal of 20200120112102 is 20121102100202.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10363283 + ... + 12157214.
It is an arithmetic number, because the mean of its divisors is an integer number (1097198662560).
Almost surely, 220200120112102 is an apocalyptic number.
20200120112102 is a deficient number, since it is larger than the sum of its proper divisors (14910237089818).
20200120112102 is a wasteful number, since it uses less digits than its factorization.
20200120112102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22521396.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20200120112102 its reverse (20121102100202), we get a palindrome (40321222212304).
The spelling of 20200120112102 in words is "twenty trillion, two hundred billion, one hundred twenty million, one hundred twelve thousand, one hundred two".
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