Base | Representation |
---|---|
bin | 11101110010011110100111… |
… | …101001001011110000101000 |
3 | 122011212122101110220222212200 |
4 | 131302132213221023300220 |
5 | 114133000441201133112 |
6 | 1142350101313140200 |
7 | 36411214310010111 |
oct | 3562364751136050 |
9 | 564778343828780 |
10 | 131012200021032 |
11 | 38820a64481530 |
12 | 1283b06085a660 |
13 | 5814522279285 |
14 | 244d04aa0d208 |
15 | 1022ddbde0cdc |
hex | 7727a7a4bc28 |
131012200021032 has 96 divisors (see below), whose sum is σ = 387123600240000. Its totient is φ = 39696348706560.
The previous prime is 131012200020997. The next prime is 131012200021037. The reversal of 131012200021032 is 230120002210131.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 131012200020996 and 131012200021014.
It is not an unprimeable number, because it can be changed into a prime (131012200021037) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1705557 + ... + 16276772.
It is an arithmetic number, because the mean of its divisors is an integer number (4032537502500).
Almost surely, 2131012200021032 is an apocalyptic number.
131012200021032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131012200021032 is an abundant number, since it is smaller than the sum of its proper divisors (256111400218968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131012200021032 is a wasteful number, since it uses less digits than its factorization.
131012200021032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17991551 (or 17991544 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 131012200021032 its reverse (230120002210131), we get a palindrome (361132202231163).
The spelling of 131012200021032 in words is "one hundred thirty-one trillion, twelve billion, two hundred million, twenty-one thousand, thirty-two".
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