Base | Representation |
---|---|
bin | 110100100011011011011110… |
… | …100000011001110101001111 |
3 | 1010022101002221100201110122122 |
4 | 310203123132200121311033 |
5 | 220243341043343301221 |
6 | 2135325025352403155 |
7 | 66453546522331613 |
oct | 6443333640316517 |
9 | 1108332840643578 |
10 | 231133103103311 |
11 | 67711aa908a912 |
12 | 21b0b1886a64bb |
13 | 9bc79b1711b96 |
14 | 4110c8aa87343 |
15 | 1bac480aa0eab |
hex | d236de819d4f |
231133103103311 has 32 divisors (see below), whose sum is σ = 234156465204480. Its totient is φ = 228135613305600.
The previous prime is 231133103103299. The next prime is 231133103103349. The reversal of 231133103103311 is 113301301331132.
It is a cyclic number.
It is not a de Polignac number, because 231133103103311 - 26 = 231133103103247 is a prime.
It is a super-2 number, since 2×2311331031033112 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231133103103011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46125142796 + ... + 46125147806.
It is an arithmetic number, because the mean of its divisors is an integer number (7317389537640).
Almost surely, 2231133103103311 is an apocalyptic number.
231133103103311 is a deficient number, since it is larger than the sum of its proper divisors (3023362101169).
231133103103311 is a wasteful number, since it uses less digits than its factorization.
231133103103311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8567.
The product of its (nonzero) digits is 1458, while the sum is 26.
Adding to 231133103103311 its reverse (113301301331132), we get a palindrome (344434404434443).
The spelling of 231133103103311 in words is "two hundred thirty-one trillion, one hundred thirty-three billion, one hundred three million, one hundred three thousand, three hundred eleven".
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