Base | Representation |
---|---|
bin | 1111101000100111100… |
… | …1111001110110111101 |
3 | 221200022022100120112202 |
4 | 3322021321321312331 |
5 | 13400044004131031 |
6 | 323221025041245 |
7 | 25256125120415 |
oct | 3721171716675 |
9 | 850268316482 |
10 | 268601630141 |
11 | a3a056882a9 |
12 | 44082186225 |
13 | 1c437b39030 |
14 | d0010cb645 |
15 | 6ec0e132cb |
hex | 3e89e79dbd |
268601630141 has 4 divisors (see below), whose sum is σ = 289263294012. Its totient is φ = 247939966272.
The previous prime is 268601630137. The next prime is 268601630153. The reversal of 268601630141 is 141036106862.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 133597560100 + 135004070041 = 365510^2 + 367429^2 .
It is a cyclic number.
It is not a de Polignac number, because 268601630141 - 22 = 268601630137 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 268601630095 and 268601630104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268601630161) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10330831916 + ... + 10330831941.
It is an arithmetic number, because the mean of its divisors is an integer number (72315823503).
Almost surely, 2268601630141 is an apocalyptic number.
It is an amenable number.
268601630141 is a deficient number, since it is larger than the sum of its proper divisors (20661663871).
268601630141 is a wasteful number, since it uses less digits than its factorization.
268601630141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20661663870.
The product of its (nonzero) digits is 41472, while the sum is 38.
The spelling of 268601630141 in words is "two hundred sixty-eight billion, six hundred one million, six hundred thirty thousand, one hundred forty-one".
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