Base | Representation |
---|---|
bin | 111100100010101100… |
… | …0011001101011110010 |
3 | 110102120211110220212021 |
4 | 1321011120121223302 |
5 | 4112231314342232 |
6 | 135421022422054 |
7 | 12251562430612 |
oct | 1710530315362 |
9 | 412524426767 |
10 | 130013043442 |
11 | 50157a78937 |
12 | 2124513192a |
13 | c34c7c0749 |
14 | 6415102a42 |
15 | 35ae08d397 |
hex | 1e45619af2 |
130013043442 has 8 divisors (see below), whose sum is σ = 195155661276. Its totient is φ = 64961156352.
The previous prime is 130013043427. The next prime is 130013043451. The reversal of 130013043442 is 244340310031.
It can be written as a sum of positive squares in 2 ways, for example, as 129894647281 + 118396161 = 360409^2 + 10881^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22679103 + ... + 22684834.
Almost surely, 2130013043442 is an apocalyptic number.
130013043442 is a deficient number, since it is larger than the sum of its proper divisors (65142617834).
130013043442 is a wasteful number, since it uses less digits than its factorization.
130013043442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45365372.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 130013043442 its reverse (244340310031), we get a palindrome (374353353473).
The spelling of 130013043442 in words is "one hundred thirty billion, thirteen million, forty-three thousand, four hundred forty-two".
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