Base | Representation |
---|---|
bin | 1110001111100010011110… |
… | …10011011010101010011001 |
3 | 11002220011222211010221012101 |
4 | 13013301033103122222121 |
5 | 13101122313343344231 |
6 | 150340152125043401 |
7 | 6411545355341611 |
oct | 707611723325231 |
9 | 132804884127171 |
10 | 31320232012441 |
11 | 9a859214aa689 |
12 | 361a0a23b6561 |
13 | 146263ccc6588 |
14 | 7a3c9b973a41 |
15 | 394a9eee9661 |
hex | 1c7c4f4daa99 |
31320232012441 has 8 divisors (see below), whose sum is σ = 33275922176520. Its totient is φ = 29422920659328.
The previous prime is 31320232012387. The next prime is 31320232012501. The reversal of 31320232012441 is 14421023202313.
It can be written as a sum of positive squares in 4 ways, for example, as 5328802896400 + 25991429116041 = 2308420^2 + 5098179^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31320232012441 - 27 = 31320232012313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31320232012841) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14594701636 + ... + 14594703781.
It is an arithmetic number, because the mean of its divisors is an integer number (4159490272065).
Almost surely, 231320232012441 is an apocalyptic number.
It is an amenable number.
31320232012441 is a deficient number, since it is larger than the sum of its proper divisors (1955690164079).
31320232012441 is a wasteful number, since it uses less digits than its factorization.
31320232012441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29189405483.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 31320232012441 its reverse (14421023202313), we get a palindrome (45741255214754).
The spelling of 31320232012441 in words is "thirty-one trillion, three hundred twenty billion, two hundred thirty-two million, twelve thousand, four hundred forty-one".
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