Base | Representation |
---|---|
bin | 1110001100101111101011… |
… | …01111110100111001110101 |
3 | 11002120000012222200010210001 |
4 | 13012113311233310321311 |
5 | 13043034220444330010 |
6 | 150224115024031301 |
7 | 6401606531553604 |
oct | 706276557647165 |
9 | 132500188603701 |
10 | 31224240230005 |
11 | 9a49142660789 |
12 | 3603572a62531 |
13 | 1456582a24a04 |
14 | 79d392da5a3b |
15 | 392332b09c3a |
hex | 1c65f5bf4e75 |
31224240230005 has 16 divisors (see below), whose sum is σ = 37756929830400. Its totient is φ = 24787516178880.
The previous prime is 31224240229981. The next prime is 31224240230063. The reversal of 31224240230005 is 50003204242213.
It is not a de Polignac number, because 31224240230005 - 27 = 31224240229877 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12590911 + ... + 14865379.
It is an arithmetic number, because the mean of its divisors is an integer number (2359808114400).
Almost surely, 231224240230005 is an apocalyptic number.
It is an amenable number.
31224240230005 is a deficient number, since it is larger than the sum of its proper divisors (6532689600395).
31224240230005 is a wasteful number, since it uses less digits than its factorization.
31224240230005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2295564.
The product of its (nonzero) digits is 11520, while the sum is 28.
Adding to 31224240230005 its reverse (50003204242213), we get a palindrome (81227444472218).
The spelling of 31224240230005 in words is "thirty-one trillion, two hundred twenty-four billion, two hundred forty million, two hundred thirty thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •