Base | Representation |
---|---|
bin | 10000010011101010011001… |
… | …000111011111001111001000 |
3 | 100101221100200102121000110101 |
4 | 100103222121013133033020 |
5 | 33400024410243114413 |
6 | 412311403212055144 |
7 | 21051410536060132 |
oct | 2023523107371710 |
9 | 311840612530411 |
10 | 71719932785608 |
11 | 20941286360548 |
12 | 80639784644b4 |
13 | 3103211c12473 |
14 | 139d3985a0052 |
15 | 845900204edd |
hex | 413a991df3c8 |
71719932785608 has 32 divisors (see below), whose sum is σ = 144798468501600. Its totient is φ = 33178513268992.
The previous prime is 71719932785593. The next prime is 71719932785647. The reversal of 71719932785608 is 80658723991717.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4469080510 + ... + 4469096557.
It is an arithmetic number, because the mean of its divisors is an integer number (4524952140675).
Almost surely, 271719932785608 is an apocalyptic number.
It is an amenable number.
71719932785608 is an abundant number, since it is smaller than the sum of its proper divisors (73078535715992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71719932785608 is a wasteful number, since it uses less digits than its factorization.
71719932785608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8938177149 (or 8938177145 counting only the distinct ones).
The product of its (nonzero) digits is 320060160, while the sum is 73.
The spelling of 71719932785608 in words is "seventy-one trillion, seven hundred nineteen billion, nine hundred thirty-two million, seven hundred eighty-five thousand, six hundred eight".
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