Base | Representation |
---|---|
bin | 1011111100010101001100… |
… | …1001011111001110101011 |
3 | 1201111022200122010122002120 |
4 | 2333011103021133032223 |
5 | 3210120003131120021 |
6 | 43532203151202323 |
7 | 2523456101363604 |
oct | 277052311371653 |
9 | 51438618118076 |
10 | 13131110020011 |
11 | 4202966308335 |
12 | 1580a922163a3 |
13 | 74334880b609 |
14 | 335798abadab |
15 | 17b884bb02c6 |
hex | bf15325f3ab |
13131110020011 has 16 divisors (see below), whose sum is σ = 18278734755840. Its totient is φ = 8369169494400.
The previous prime is 13131110020009. The next prime is 13131110020019. The reversal of 13131110020011 is 11002001113131.
It is not a de Polignac number, because 13131110020011 - 21 = 13131110020009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13131110020019) 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, 48636766 + ... + 48906003.
It is an arithmetic number, because the mean of its divisors is an integer number (1142420922240).
Almost surely, 213131110020011 is an apocalyptic number.
13131110020011 is a deficient number, since it is larger than the sum of its proper divisors (5147624735829).
13131110020011 is a wasteful number, since it uses less digits than its factorization.
13131110020011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97544746.
The product of its (nonzero) digits is 18, while the sum is 15.
Adding to 13131110020011 its reverse (11002001113131), we get a palindrome (24133111133142).
It can be divided in two parts, 13131 and 110020011, that multiplied together give a palindrome (1444672764441).
The spelling of 13131110020011 in words is "thirteen trillion, one hundred thirty-one billion, one hundred ten million, twenty thousand, eleven".
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