Base | Representation |
---|---|
bin | 100101110011000… |
… | …0100101001011100 |
3 | 10021101110212201020 |
4 | 1023212010221130 |
5 | 10044134143313 |
6 | 325503244140 |
7 | 43300063104 |
oct | 11346045134 |
9 | 3241425636 |
10 | 1268271708 |
11 | 5a09a7340 |
12 | 2b48a9650 |
13 | 1729a9442 |
14 | c0622204 |
15 | 76524323 |
hex | 4b984a5c |
1268271708 has 48 divisors (see below), whose sum is σ = 3245120256. Its totient is φ = 382325760.
The previous prime is 1268271701. The next prime is 1268271709. The reversal of 1268271708 is 8071728621.
It is a self number, because there is not a number n which added to its sum of digits gives 1268271708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1268271701) 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, 585 + ... + 50367.
It is an arithmetic number, because the mean of its divisors is an integer number (67606672).
Almost surely, 21268271708 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1268271708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1622560128).
1268271708 is an abundant number, since it is smaller than the sum of its proper divisors (1976848548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1268271708 is a wasteful number, since it uses less digits than its factorization.
1268271708 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49994 (or 49992 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 42.
The square root of 1268271708 is about 35612.8025855871. The cubic root of 1268271708 is about 1082.4406702100.
The spelling of 1268271708 in words is "one billion, two hundred sixty-eight million, two hundred seventy-one thousand, seven hundred eight".
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