Base | Representation |
---|---|
bin | 1000100101001001… |
… | …1110101111111011 |
3 | 12221112002221100010 |
4 | 2021102132233323 |
5 | 14204122320011 |
6 | 1020320113003 |
7 | 111035631534 |
oct | 21122365773 |
9 | 5845087303 |
10 | 2303323131 |
11 | a8219083a |
12 | 543465763 |
13 | 2a92698c5 |
14 | 17bc9568b |
15 | d732b1a6 |
hex | 8949ebfb |
2303323131 has 32 divisors (see below), whose sum is σ = 3186293760. Its totient is φ = 1479239424.
The previous prime is 2303323129. The next prime is 2303323147. The reversal of 2303323131 is 1313233032.
It is not a de Polignac number, because 2303323131 - 21 = 2303323129 is a prime.
It is a super-2 number, since 2×23033231312 = 10610594891599286322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2303323098 and 2303323107.
It is not an unprimeable number, because it can be changed into a prime (2303323111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2926320 + ... + 2927106.
It is an arithmetic number, because the mean of its divisors is an integer number (99571680).
Almost surely, 22303323131 is an apocalyptic number.
2303323131 is a deficient number, since it is larger than the sum of its proper divisors (882970629).
2303323131 is a wasteful number, since it uses less digits than its factorization.
2303323131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1155.
The product of its (nonzero) digits is 972, while the sum is 21.
The square root of 2303323131 is about 47992.9487633340. The cubic root of 2303323131 is about 1320.6415482214.
Adding to 2303323131 its reverse (1313233032), we get a palindrome (3616556163).
Subtracting from 2303323131 its reverse (1313233032), we obtain a palindrome (990090099).
It can be divided in two parts, 23033 and 23131, that added together give a palindrome (46164).
The spelling of 2303323131 in words is "two billion, three hundred three million, three hundred twenty-three thousand, one hundred thirty-one".
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