Base | Representation |
---|---|
bin | 1110001111001111101010… |
… | …01100011100100110010011 |
3 | 11002212012220210222211122212 |
4 | 13013213311030130212103 |
5 | 13100441121324120311 |
6 | 150331401510222335 |
7 | 6411040134250040 |
oct | 707476514344623 |
9 | 132765823884585 |
10 | 31310130301331 |
11 | 9a81608335602 |
12 | 36181433549ab |
13 | 14616c021681b |
14 | 7a35c00d61c7 |
15 | 3946ad249c8b |
hex | 1c79f531c993 |
31310130301331 has 8 divisors (see below), whose sum is σ = 35783054125920. Its totient is φ = 26837218493568.
The previous prime is 31310130301319. The next prime is 31310130301337. The reversal of 31310130301331 is 13310303101313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31310130301331 - 26 = 31310130301267 is a prime.
It is a super-2 number, since 2×313101303013312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31310130301297 and 31310130301306.
It is not an unprimeable number, because it can be changed into a prime (31310130301337) 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, 3525125 + ... + 8662953.
It is an arithmetic number, because the mean of its divisors is an integer number (4472881765740).
Almost surely, 231310130301331 is an apocalyptic number.
31310130301331 is a deficient number, since it is larger than the sum of its proper divisors (4472923824589).
31310130301331 is an equidigital number, since it uses as much as digits as its factorization.
31310130301331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6008413.
The product of its (nonzero) digits is 729, while the sum is 23.
Adding to 31310130301331 its reverse (13310303101313), we get a palindrome (44620433402644).
The spelling of 31310130301331 in words is "thirty-one trillion, three hundred ten billion, one hundred thirty million, three hundred one thousand, three hundred thirty-one".
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