Base | Representation |
---|---|
bin | 11001011110110100… |
… | …00101111111110010 |
3 | 1022022101211210022112 |
4 | 30233122011333302 |
5 | 211004122140341 |
6 | 10141251405322 |
7 | 663003250010 |
oct | 145732057762 |
9 | 38271753275 |
10 | 13680271346 |
11 | 589017a385 |
12 | 27995b3842 |
13 | 13a02c4321 |
14 | 93ac498b0 |
15 | 551028aeb |
hex | 32f685ff2 |
13680271346 has 32 divisors (see below), whose sum is σ = 23729915520. Its totient is φ = 5793549696.
The previous prime is 13680271343. The next prime is 13680271351. The reversal of 13680271346 is 64317208631.
It is not an unprimeable number, because it can be changed into a prime (13680271343) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3490580 + ... + 3494496.
It is an arithmetic number, because the mean of its divisors is an integer number (741559860).
Almost surely, 213680271346 is an apocalyptic number.
13680271346 is a deficient number, since it is larger than the sum of its proper divisors (10049644174).
13680271346 is a wasteful number, since it uses less digits than its factorization.
13680271346 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6818.
The product of its (nonzero) digits is 145152, while the sum is 41.
Adding to 13680271346 its reverse (64317208631), we get a palindrome (77997479977).
The spelling of 13680271346 in words is "thirteen billion, six hundred eighty million, two hundred seventy-one thousand, three hundred forty-six".
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