Base | Representation |
---|---|
bin | 11101110001101110101… |
… | …11000111001110010111 |
3 | 10121210212202112002210010 |
4 | 32320313113013032113 |
5 | 113230333020202411 |
6 | 2102004144331303 |
7 | 133630066124433 |
oct | 16706727071627 |
9 | 3553782462703 |
10 | 1023131022231 |
11 | 3649a887529a |
12 | 146358613b33 |
13 | 75633540846 |
14 | 3773c4bd9c3 |
15 | 1b9323077a6 |
hex | ee375c7397 |
1023131022231 has 8 divisors (see below), whose sum is σ = 1372543866880. Its totient is φ = 677902762872.
The previous prime is 1023131022227. The next prime is 1023131022241. The reversal of 1023131022231 is 1322201313201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1023131022231 - 22 = 1023131022227 is a prime.
It is a super-2 number, since 2×10231310222312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1023131022198 and 1023131022207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1023131022241) 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, 1046145751 + ... + 1046146728.
It is an arithmetic number, because the mean of its divisors is an integer number (171567983360).
Almost surely, 21023131022231 is an apocalyptic number.
1023131022231 is a deficient number, since it is larger than the sum of its proper divisors (349412844649).
1023131022231 is a wasteful number, since it uses less digits than its factorization.
1023131022231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2092292645.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 1023131022231 its reverse (1322201313201), we get a palindrome (2345332335432).
The spelling of 1023131022231 in words is "one trillion, twenty-three billion, one hundred thirty-one million, twenty-two thousand, two hundred thirty-one".
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