Base | Representation |
---|---|
bin | 11101110010011110100100… |
… | …010100010101010011000110 |
3 | 122011212122020120221011221211 |
4 | 131302132210110111103012 |
5 | 114133000332410122210 |
6 | 1142350052001202034 |
7 | 36411213031514641 |
oct | 3562364424252306 |
9 | 564778216834854 |
10 | 131012144223430 |
11 | 38820a35a30a08 |
12 | 1283b04603031a |
13 | 5814513841042 |
14 | 244d043446a58 |
15 | 1022dd706d38a |
hex | 7727a45154c6 |
131012144223430 has 32 divisors (see below), whose sum is σ = 236945593841760. Its totient is φ = 52155151749120.
The previous prime is 131012144223413. The next prime is 131012144223439. The reversal of 131012144223430 is 34322441210131.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 131012144223392 and 131012144223401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131012144223439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83344902 + ... + 84902278.
It is an arithmetic number, because the mean of its divisors is an integer number (7404549807555).
Almost surely, 2131012144223430 is an apocalyptic number.
131012144223430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131012144223430 is a deficient number, since it is larger than the sum of its proper divisors (105933449618330).
131012144223430 is a wasteful number, since it uses less digits than its factorization.
131012144223430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1597464.
The product of its (nonzero) digits is 13824, while the sum is 31.
Adding to 131012144223430 its reverse (34322441210131), we get a palindrome (165334585433561).
The spelling of 131012144223430 in words is "one hundred thirty-one trillion, twelve billion, one hundred forty-four million, two hundred twenty-three thousand, four hundred thirty".
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