Base | Representation |
---|---|
bin | 11000011101110110… |
… | …01001010010010110 |
3 | 1020220102100201221122 |
4 | 30032323021102112 |
5 | 203400113144241 |
6 | 10011222443542 |
7 | 643335046451 |
oct | 141673112226 |
9 | 36812321848 |
10 | 13135287446 |
11 | 5630588966 |
12 | 2666b935b2 |
13 | 131441c048 |
14 | 8c8704498 |
15 | 51d27704b |
hex | 30eec9496 |
13135287446 has 16 divisors (see below), whose sum is σ = 19776763440. Its totient is φ = 6543058080.
The previous prime is 13135287437. The next prime is 13135287467. The reversal of 13135287446 is 64478253131.
It is a happy number.
13135287446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 13135287397 and 13135287406.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 1281281 + ... + 1291491.
It is an arithmetic number, because the mean of its divisors is an integer number (1236047715).
Almost surely, 213135287446 is an apocalyptic number.
13135287446 is a deficient number, since it is larger than the sum of its proper divisors (6641475994).
13135287446 is a wasteful number, since it uses less digits than its factorization.
13135287446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12559.
The product of its digits is 483840, while the sum is 44.
The spelling of 13135287446 in words is "thirteen billion, one hundred thirty-five million, two hundred eighty-seven thousand, four hundred forty-six".
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