Base | Representation |
---|---|
bin | 11011011001001000111… |
… | …11101010111101010101 |
3 | 10022222102112220002022212 |
4 | 31230210133222331111 |
5 | 110410044242320041 |
6 | 2000215211203205 |
7 | 125000031006023 |
oct | 15544437527525 |
9 | 3288375802285 |
10 | 941210120021 |
11 | 33318a636a26 |
12 | 1324b5446505 |
13 | 6a9a9467202 |
14 | 337aa599713 |
15 | 1973a39c8eb |
hex | db247eaf55 |
941210120021 has 4 divisors (see below), whose sum is σ = 941263406700. Its totient is φ = 941156833344.
The previous prime is 941210120017. The next prime is 941210120057. The reversal of 941210120021 is 120021012149.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 653470140625 + 287739979396 = 808375^2 + 536414^2 .
It is a cyclic number.
It is not a de Polignac number, because 941210120021 - 22 = 941210120017 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (941210150021) 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, 26616836 + ... + 26652173.
It is an arithmetic number, because the mean of its divisors is an integer number (235315851675).
Almost surely, 2941210120021 is an apocalyptic number.
It is an amenable number.
941210120021 is a deficient number, since it is larger than the sum of its proper divisors (53286679).
941210120021 is a wasteful number, since it uses less digits than its factorization.
941210120021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53286678.
The product of its (nonzero) digits is 288, while the sum is 23.
The spelling of 941210120021 in words is "nine hundred forty-one billion, two hundred ten million, one hundred twenty thousand, twenty-one".
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