Base | Representation |
---|---|
bin | 10111110010001110… |
… | …00011110001011011 |
3 | 1012221220201020210101 |
4 | 23321013003301123 |
5 | 202122420434320 |
6 | 5511030400231 |
7 | 631302234250 |
oct | 137107036133 |
9 | 35856636711 |
10 | 12769311835 |
11 | 5462a41a85 |
12 | 2584500077 |
13 | 1286661427 |
14 | 891c79427 |
15 | 4eb084c0a |
hex | 2f91c3c5b |
12769311835 has 32 divisors (see below), whose sum is σ = 18090860544. Its totient is φ = 8467200000.
The previous prime is 12769311811. The next prime is 12769311851. The reversal of 12769311835 is 53811396721.
It is a happy number.
It is not a de Polignac number, because 12769311835 - 213 = 12769303643 is a prime.
It is a Duffinian number.
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 31 ways as a sum of consecutive naturals, for example, 1733410 + ... + 1740760.
It is an arithmetic number, because the mean of its divisors is an integer number (565339392).
Almost surely, 212769311835 is an apocalyptic number.
12769311835 is a deficient number, since it is larger than the sum of its proper divisors (5321548709).
12769311835 is a wasteful number, since it uses less digits than its factorization.
12769311835 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8995.
The product of its digits is 272160, while the sum is 46.
The spelling of 12769311835 in words is "twelve billion, seven hundred sixty-nine million, three hundred eleven thousand, eight hundred thirty-five".
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