Base | Representation |
---|---|
bin | 11000001101101110… |
… | …01001010010001010 |
3 | 1020112222211111110002 |
4 | 30012313021102022 |
5 | 203111001134010 |
6 | 5545551323002 |
7 | 640103233145 |
oct | 140667112212 |
9 | 36488744402 |
10 | 13000021130 |
11 | 557119a318 |
12 | 2629820462 |
13 | 12c23ab4c5 |
14 | 8b477305c |
15 | 5114581a5 |
hex | 306dc948a |
13000021130 has 16 divisors (see below), whose sum is σ = 24417431424. Its totient is φ = 4973921040.
The previous prime is 13000021129. The next prime is 13000021147. The reversal of 13000021130 is 3112000031.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28260686 + ... + 28261145.
It is an arithmetic number, because the mean of its divisors is an integer number (1526089464).
Almost surely, 213000021130 is an apocalyptic number.
13000021130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13000021130 is a deficient number, since it is larger than the sum of its proper divisors (11417410294).
13000021130 is a wasteful number, since it uses less digits than its factorization.
13000021130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56521861.
The product of its (nonzero) digits is 18, while the sum is 11.
Adding to 13000021130 its reverse (3112000031), we get a palindrome (16112021161).
The spelling of 13000021130 in words is "thirteen billion, twenty-one thousand, one hundred thirty".
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