Base | Representation |
---|---|
bin | 111101000000001011… |
… | …0001010111011001100 |
3 | 110112010202222002120000 |
4 | 1322000112022323030 |
5 | 4121243043030234 |
6 | 140103122124300 |
7 | 12315234204621 |
oct | 1720026127314 |
9 | 415122862500 |
10 | 131002314444 |
11 | 50615433881 |
12 | 214804b0690 |
13 | c4797422c1 |
14 | 64aa65a348 |
15 | 361ad50899 |
hex | 1e8058aecc |
131002314444 has 60 divisors (see below), whose sum is σ = 342534931200. Its totient is φ = 43658639712.
The previous prime is 131002314437. The next prime is 131002314451. The reversal of 131002314444 is 444413200131.
It is an interprime number because it is at equal distance from previous prime (131002314437) and next prime (131002314451).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1682037 + ... + 1758195.
It is an arithmetic number, because the mean of its divisors is an integer number (5708915520).
Almost surely, 2131002314444 is an apocalyptic number.
It is an amenable number.
131002314444 is an abundant number, since it is smaller than the sum of its proper divisors (211532616756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131002314444 is a wasteful number, since it uses less digits than its factorization.
131002314444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81484 (or 81473 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 131002314444 its reverse (444413200131), we get a palindrome (575415514575).
The spelling of 131002314444 in words is "one hundred thirty-one billion, two million, three hundred fourteen thousand, four hundred forty-four".
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