Base | Representation |
---|---|
bin | 1011010011000000111101… |
… | …1011100011010111011100 |
3 | 1121222110120001110002200012 |
4 | 2310300033123203113130 |
5 | 3112002312400113040 |
6 | 42230133551222352 |
7 | 2421260333333216 |
oct | 264601733432734 |
9 | 47873501402605 |
10 | 12421304301020 |
11 | 3a5993350094a |
12 | 14873b98179b8 |
13 | 6c14299b83b4 |
14 | 30d2a13875b6 |
15 | 16818ed24865 |
hex | b4c0f6e35dc |
12421304301020 has 24 divisors (see below), whose sum is σ = 27218858121504. Its totient is φ = 4752499036736.
The previous prime is 12421304301013. The next prime is 12421304301059. The reversal of 12421304301020 is 2010340312421.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13501417259 + ... + 13501418178.
It is an arithmetic number, because the mean of its divisors is an integer number (1134119088396).
Almost surely, 212421304301020 is an apocalyptic number.
12421304301020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12421304301020 is an abundant number, since it is smaller than the sum of its proper divisors (14797553820484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12421304301020 is a wasteful number, since it uses less digits than its factorization.
12421304301020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27002835469 (or 27002835467 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 12421304301020 its reverse (2010340312421), we get a palindrome (14431644613441).
The spelling of 12421304301020 in words is "twelve trillion, four hundred twenty-one billion, three hundred four million, three hundred one thousand, twenty".
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