Base | Representation |
---|---|
bin | 10000011101010110001… |
… | …110011101110000011011 |
3 | 11000010100221101001020212 |
4 | 100131112032131300123 |
5 | 122012313344000243 |
6 | 2223330152441335 |
7 | 144466543100003 |
oct | 20352616356033 |
9 | 4003327331225 |
10 | 1131023031323 |
11 | 3a6734019659 |
12 | 1632493a924b |
13 | 828690b2643 |
14 | 3ca55737003 |
15 | 1e64930a318 |
hex | 1075639dc1b |
1131023031323 has 4 divisors (see below), whose sum is σ = 1131535504320. Its totient is φ = 1130510558328.
The previous prime is 1131023031317. The next prime is 1131023031343. The reversal of 1131023031323 is 3231303201311.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1131023031323 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1131023031343) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256233188 + ... + 256237601.
It is an arithmetic number, because the mean of its divisors is an integer number (282883876080).
Almost surely, 21131023031323 is an apocalyptic number.
1131023031323 is a deficient number, since it is larger than the sum of its proper divisors (512472997).
1131023031323 is an equidigital number, since it uses as much as digits as its factorization.
1131023031323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 512472996.
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 1131023031323 its reverse (3231303201311), we get a palindrome (4362326232634).
The spelling of 1131023031323 in words is "one trillion, one hundred thirty-one billion, twenty-three million, thirty-one thousand, three hundred twenty-three".
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