Base | Representation |
---|---|
bin | 10100000001110111111… |
… | …11101100001111010110 |
3 | 2102210100221012022122220 |
4 | 22000323333230033112 |
5 | 42233414014210012 |
6 | 1244053314403210 |
7 | 100502161460523 |
oct | 12007377541726 |
9 | 2383327168586 |
10 | 688201319382 |
11 | 245956781285 |
12 | b1465290506 |
13 | 4cb87c32115 |
14 | 2544833014a |
15 | 12d7d35208c |
hex | a03bfec3d6 |
688201319382 has 32 divisors (see below), whose sum is σ = 1397556621312. Its totient is φ = 225885132864.
The previous prime is 688201319381. The next prime is 688201319447. The reversal of 688201319382 is 283913102886.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (688201319381) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 1028398 + ... + 1560129.
It is an arithmetic number, because the mean of its divisors is an integer number (43673644416).
Almost surely, 2688201319382 is an apocalyptic number.
688201319382 is an abundant number, since it is smaller than the sum of its proper divisors (709355301930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
688201319382 is a wasteful number, since it uses less digits than its factorization.
688201319382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2589212.
The product of its (nonzero) digits is 995328, while the sum is 51.
The spelling of 688201319382 in words is "six hundred eighty-eight billion, two hundred one million, three hundred nineteen thousand, three hundred eighty-two".
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