Base | Representation |
---|---|
bin | 1110010011000011110011… |
… | …01111101001111010100111 |
3 | 11010022202020111200001102210 |
4 | 13021201321233221322213 |
5 | 13110113041001023221 |
6 | 150511520032134503 |
7 | 6423360216103464 |
oct | 711417157517247 |
9 | 133282214601383 |
10 | 31441203142311 |
11 | a022159559a76 |
12 | 3639623397433 |
13 | 1470b7b4501b1 |
14 | 7a9a95c7066b |
15 | 397cd037c276 |
hex | 1c9879be9ea7 |
31441203142311 has 16 divisors (see below), whose sum is σ = 44393199445728. Its totient is φ = 19725316608000.
The previous prime is 31441203142309. The next prime is 31441203142337. The reversal of 31441203142311 is 11324130214413.
It is not a de Polignac number, because 31441203142311 - 21 = 31441203142309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31441203140311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38610730 + ... + 39416631.
It is an arithmetic number, because the mean of its divisors is an integer number (2774574965358).
Almost surely, 231441203142311 is an apocalyptic number.
31441203142311 is a deficient number, since it is larger than the sum of its proper divisors (12951996303417).
31441203142311 is a wasteful number, since it uses less digits than its factorization.
31441203142311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78035282.
The product of its (nonzero) digits is 6912, while the sum is 30.
Adding to 31441203142311 its reverse (11324130214413), we get a palindrome (42765333356724).
The spelling of 31441203142311 in words is "thirty-one trillion, four hundred forty-one billion, two hundred three million, one hundred forty-two thousand, three hundred eleven".
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