Base | Representation |
---|---|
bin | 1100000001000011000010… |
… | …0000110100011000001111 |
3 | 1201210001211021202022211101 |
4 | 3000100300200310120033 |
5 | 3212431422111441030 |
6 | 44033323101403531 |
7 | 2532354660116041 |
oct | 300206040643017 |
9 | 51701737668741 |
10 | 13212133312015 |
11 | 42342638a6890 |
12 | 15947248695a7 |
13 | 74ab8b947251 |
14 | 339683707a91 |
15 | 17da27e117ca |
hex | c043083460f |
13212133312015 has 16 divisors (see below), whose sum is σ = 17295967117440. Its totient is φ = 9608777833120.
The previous prime is 13212133311931. The next prime is 13212133312031. The reversal of 13212133312015 is 51021333121231.
It is not a de Polignac number, because 13212133312015 - 241 = 11013110056463 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14401692 + ... + 15291598.
It is an arithmetic number, because the mean of its divisors is an integer number (1080997944840).
Almost surely, 213212133312015 is an apocalyptic number.
13212133312015 is a deficient number, since it is larger than the sum of its proper divisors (4083833805425).
13212133312015 is a wasteful number, since it uses less digits than its factorization.
13212133312015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1159862.
The product of its (nonzero) digits is 3240, while the sum is 28.
Adding to 13212133312015 its reverse (51021333121231), we get a palindrome (64233466433246).
The spelling of 13212133312015 in words is "thirteen trillion, two hundred twelve billion, one hundred thirty-three million, three hundred twelve thousand, fifteen".
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