Base | Representation |
---|---|
bin | 11101110011110011011001… |
… | …000111110100110001001101 |
3 | 122012012100100010110002112021 |
4 | 131303303121013310301031 |
5 | 114140443400424401000 |
6 | 1142455553450410141 |
7 | 36420616055621314 |
oct | 3563633107646115 |
9 | 565170303402467 |
10 | 131103224450125 |
11 | 38856624391334 |
12 | 12854824730951 |
13 | 581cc9a3acac5 |
14 | 24536039b727b |
15 | 102546817711a |
hex | 773cd91f4c4d |
131103224450125 has 8 divisors (see below), whose sum is σ = 163616824113912. Its totient is φ = 104882579560000.
The previous prime is 131103224450113. The next prime is 131103224450141. The reversal of 131103224450125 is 521054422301131.
It can be written as a sum of positive squares in 4 ways, for example, as 3515107519044 + 127588116931081 = 1874862^2 + 11295491^2 .
It is not a de Polignac number, because 131103224450125 - 27 = 131103224449997 is a prime.
It is a super-2 number, since 2×1311032244501252 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524412897676 + ... + 524412897925.
It is an arithmetic number, because the mean of its divisors is an integer number (20452103014239).
Almost surely, 2131103224450125 is an apocalyptic number.
It is an amenable number.
131103224450125 is a deficient number, since it is larger than the sum of its proper divisors (32513599663787).
131103224450125 is an equidigital number, since it uses as much as digits as its factorization.
131103224450125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1048825795616 (or 1048825795606 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 34.
Adding to 131103224450125 its reverse (521054422301131), we get a palindrome (652157646751256).
The spelling of 131103224450125 in words is "one hundred thirty-one trillion, one hundred three billion, two hundred twenty-four million, four hundred fifty thousand, one hundred twenty-five".
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