Base | Representation |
---|---|
bin | 1011001100101010111110… |
… | …1001000000001111010100 |
3 | 1121121001020221222000111220 |
4 | 2303022233221000033110 |
5 | 3103211114144011040 |
6 | 42104111512330340 |
7 | 2410351561666044 |
oct | 263125751001724 |
9 | 47531227860456 |
10 | 12312323032020 |
11 | 3a17699408490 |
12 | 146a2640a39b0 |
13 | 6b407c5862cb |
14 | 307cc35c9724 |
15 | 1654123ad2d0 |
hex | b32afa403d4 |
12312323032020 has 96 divisors (see below), whose sum is σ = 37609670891520. Its totient is φ = 2984716652160.
The previous prime is 12312323032007. The next prime is 12312323032027. The reversal of 12312323032020 is 2023032321321.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12312323032027) 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, 23420169 + ... + 23940111.
It is an arithmetic number, because the mean of its divisors is an integer number (391767405120).
Almost surely, 212312323032020 is an apocalyptic number.
12312323032020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12312323032020 is an abundant number, since it is smaller than the sum of its proper divisors (25297347859500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12312323032020 is a wasteful number, since it uses less digits than its factorization.
12312323032020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 555845 (or 555843 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 12312323032020 its reverse (2023032321321), we get a palindrome (14335355353341).
The spelling of 12312323032020 in words is "twelve trillion, three hundred twelve billion, three hundred twenty-three million, thirty-two thousand, twenty".
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