Base | Representation |
---|---|
bin | 11100101001101110111… |
… | …011110111001110011010 |
3 | 20222020012221110211011222 |
4 | 130221232323313032122 |
5 | 224224410242124101 |
6 | 4104305340452042 |
7 | 262152366424643 |
oct | 34515673671632 |
9 | 6866187424158 |
10 | 1968956208026 |
11 | 69a0364a3465 |
12 | 27971b54a022 |
13 | 113896b6b5b2 |
14 | 6b4259786ca |
15 | 3633c92201b |
hex | 1ca6eef739a |
1968956208026 has 8 divisors (see below), whose sum is σ = 2953441526484. Its totient is φ = 984475699200.
The previous prime is 1968956208017. The next prime is 1968956208031. The reversal of 1968956208026 is 6208026598691.
It is a Cunningham number, because it is equal to 14031952+1.
It can be written as a sum of positive squares in 2 ways, for example, as 1968956208025 + 1 = 1403195^2 + 1^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 1968956208026.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105626 + ... + 1987226.
Almost surely, 21968956208026 is an apocalyptic number.
1968956208026 is a deficient number, since it is larger than the sum of its proper divisors (984485318458).
1968956208026 is a wasteful number, since it uses less digits than its factorization.
1968956208026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2404816.
The product of its (nonzero) digits is 22394880, while the sum is 62.
The spelling of 1968956208026 in words is "one trillion, nine hundred sixty-eight billion, nine hundred fifty-six million, two hundred eight thousand, twenty-six".
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