Base | Representation |
---|---|
bin | 10101101011101111… |
… | …11111000011010110 |
3 | 1010001022010122102222 |
4 | 22311313333003112 |
5 | 142320132134440 |
6 | 5203053102342 |
7 | 561324206603 |
oct | 126567770326 |
9 | 33038118388 |
10 | 11641286870 |
11 | 4a34226144 |
12 | 230a7879b2 |
13 | 1136a4a735 |
14 | 7c61236aa |
15 | 4820152b5 |
hex | 2b5dff0d6 |
11641286870 has 16 divisors (see below), whose sum is σ = 20956462560. Its totient is φ = 4656037824.
The previous prime is 11641286863. The next prime is 11641286887. The reversal of 11641286870 is 7868214611.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53039 + ... + 161541.
It is an arithmetic number, because the mean of its divisors is an integer number (1309778910).
Almost surely, 211641286870 is an apocalyptic number.
11641286870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11641286870 is a deficient number, since it is larger than the sum of its proper divisors (9315175690).
11641286870 is a wasteful number, since it uses less digits than its factorization.
11641286870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119239.
The product of its (nonzero) digits is 129024, while the sum is 44.
The spelling of 11641286870 in words is "eleven billion, six hundred forty-one million, two hundred eighty-six thousand, eight hundred seventy".
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