Base | Representation |
---|---|
bin | 1001001110110100010001… |
… | …10001111100000000101011 |
3 | 2122212200122112011000020211 |
4 | 10213122020301330000223 |
5 | 10130100013404430011 |
6 | 111101500032401551 |
7 | 4163435416624105 |
oct | 447321061740053 |
9 | 78780575130224 |
10 | 20300310233131 |
11 | 6517349998055 |
12 | 233a4049a62b7 |
13 | b43407484136 |
14 | 50277c678575 |
15 | 2530ce8c5b21 |
hex | 127688c7c02b |
20300310233131 has 16 divisors (see below), whose sum is σ = 20451562838784. Its totient is φ = 20149741069344.
The previous prime is 20300310233123. The next prime is 20300310233153. The reversal of 20300310233131 is 13133201300302.
It is a cyclic number.
It is not a de Polignac number, because 20300310233131 - 23 = 20300310233123 is a prime.
It is a super-2 number, since 2×203003102331312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20300310233111) 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, 95558476 + ... + 95770678.
It is an arithmetic number, because the mean of its divisors is an integer number (1278222677424).
Almost surely, 220300310233131 is an apocalyptic number.
20300310233131 is a deficient number, since it is larger than the sum of its proper divisors (151252605653).
20300310233131 is a wasteful number, since it uses less digits than its factorization.
20300310233131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213810.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 20300310233131 its reverse (13133201300302), we get a palindrome (33433511533433).
The spelling of 20300310233131 in words is "twenty trillion, three hundred billion, three hundred ten million, two hundred thirty-three thousand, one hundred thirty-one".
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