Base | Representation |
---|---|
bin | 11101110101101001011110… |
… | …010111101001101010001000 |
3 | 122012122110121022101121021020 |
4 | 131311221132113221222020 |
5 | 114200033032042121412 |
6 | 1143034123003112440 |
7 | 36433025040315621 |
oct | 3565513627515210 |
9 | 565573538347236 |
10 | 131230014020232 |
11 | 388a5377833a16 |
12 | 1287530a212720 |
13 | 582bc2510367a |
14 | 24597d0940a48 |
15 | 10288d922c18c |
hex | 775a5e5e9a88 |
131230014020232 has 64 divisors (see below), whose sum is σ = 329950292823360. Its totient is φ = 43493869977600.
The previous prime is 131230014020177. The next prime is 131230014020239. The reversal of 131230014020232 is 232020410032131.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (131230014020239) 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, 13990158 + ... + 21405245.
It is an arithmetic number, because the mean of its divisors is an integer number (5155473325365).
Almost surely, 2131230014020232 is an apocalyptic number.
131230014020232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131230014020232 is an abundant number, since it is smaller than the sum of its proper divisors (198720278803128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131230014020232 is a wasteful number, since it uses less digits than its factorization.
131230014020232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35396294 (or 35396290 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 131230014020232 its reverse (232020410032131), we get a palindrome (363250424052363).
The spelling of 131230014020232 in words is "one hundred thirty-one trillion, two hundred thirty billion, fourteen million, twenty thousand, two hundred thirty-two".
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