Base | Representation |
---|---|
bin | 100101110011101… |
… | …0101011000010010 |
3 | 10021102002200022120 |
4 | 1023213111120102 |
5 | 10044230234021 |
6 | 325514315110 |
7 | 43302641142 |
oct | 11347253022 |
9 | 3242080276 |
10 | 1268602386 |
11 | 5a1102827 |
12 | 2b4a28a96 |
13 | 172a93acc |
14 | c06aa922 |
15 | 7658c2c6 |
hex | 4b9d5612 |
1268602386 has 32 divisors (see below), whose sum is σ = 2570356800. Its totient is φ = 417372480.
The previous prime is 1268602381. The next prime is 1268602403. The reversal of 1268602386 is 6832068621.
It is not an unprimeable number, because it can be changed into a prime (1268602381) 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, 172321 + ... + 179531.
It is an arithmetic number, because the mean of its divisors is an integer number (80323650).
Almost surely, 21268602386 is an apocalyptic number.
1268602386 is an abundant number, since it is smaller than the sum of its proper divisors (1301754414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1268602386 is a wasteful number, since it uses less digits than its factorization.
1268602386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7594.
The product of its (nonzero) digits is 165888, while the sum is 42.
The square root of 1268602386 is about 35617.4449673190. Note that the first 3 decimals coincide. The cubic root of 1268602386 is about 1082.5347373855.
The spelling of 1268602386 in words is "one billion, two hundred sixty-eight million, six hundred two thousand, three hundred eighty-six".
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