Base | Representation |
---|---|
bin | 1100001011010110… |
… | …1111101011000101 |
3 | 22102210221202000000 |
4 | 3002311233223011 |
5 | 23143312300210 |
6 | 1300211111513 |
7 | 144001632516 |
oct | 30265575305 |
9 | 8383852000 |
10 | 3268868805 |
11 | 1428211574 |
12 | 7728a2599 |
13 | 4013024c7 |
14 | 2301d4a0d |
15 | 141ea3ac0 |
hex | c2d6fac5 |
3268868805 has 42 divisors (see below), whose sum is σ = 5887490406. Its totient is φ = 1741555728.
The previous prime is 3268868803. The next prime is 3268868821. The reversal of 3268868805 is 5088688623.
It can be written as a sum of positive squares in only one way, i.e., 2615095044 + 653773761 = 51138^2 + 25569^2 .
It is not a de Polignac number, because 3268868805 - 21 = 3268868803 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3268868803) by changing a digit.
It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 3451342 + ... + 3452288.
It is an arithmetic number, because the mean of its divisors is an integer number (140178343).
Almost surely, 23268868805 is an apocalyptic number.
It is an amenable number.
3268868805 is a deficient number, since it is larger than the sum of its proper divisors (2618621601).
3268868805 is an frugal number, since it uses more digits than its factorization.
3268868805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1917 (or 955 counting only the distinct ones).
The product of its (nonzero) digits is 4423680, while the sum is 54.
The square root of 3268868805 is about 57174.0221166921. The cubic root of 3268868805 is about 1484.1091075092.
The spelling of 3268868805 in words is "three billion, two hundred sixty-eight million, eight hundred sixty-eight thousand, eight hundred five".
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