Base | Representation |
---|---|
bin | 11101111000001011100011… |
… | …010000111001010101101100 |
3 | 122020021002210122022202111122 |
4 | 131320023203100321111230 |
5 | 114210410434312423040 |
6 | 1143250103401240112 |
7 | 36451425444350033 |
oct | 3570134320712554 |
9 | 566232718282448 |
10 | 131404042311020 |
11 | 38962161208626 |
12 | 128a2b97a93038 |
13 | 584246a7a616b |
14 | 2463dbd5b371a |
15 | 102d1c253a1b5 |
hex | 7782e343956c |
131404042311020 has 48 divisors (see below), whose sum is σ = 276024562597728. Its totient is φ = 52547128627200.
The previous prime is 131404042311011. The next prime is 131404042311083. The reversal of 131404042311020 is 20113240404131.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1257246284 + ... + 1257350796.
It is an arithmetic number, because the mean of its divisors is an integer number (5750511720786).
Almost surely, 2131404042311020 is an apocalyptic number.
131404042311020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131404042311020 is an abundant number, since it is smaller than the sum of its proper divisors (144620520286708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131404042311020 is a wasteful number, since it uses less digits than its factorization.
131404042311020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121250 (or 121248 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 26.
Adding to 131404042311020 its reverse (20113240404131), we get a palindrome (151517282715151).
The spelling of 131404042311020 in words is "one hundred thirty-one trillion, four hundred four billion, forty-two million, three hundred eleven thousand, twenty".
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