Base | Representation |
---|---|
bin | 10100000011100100011… |
… | …10101100011110111001 |
3 | 2102212201100100011200022 |
4 | 22001302032230132321 |
5 | 42242244433102301 |
6 | 1244323501020225 |
7 | 100533550512443 |
oct | 12016216543671 |
9 | 2385640304608 |
10 | 689111222201 |
11 | 246283357786 |
12 | b1679b54675 |
13 | 4cca15b505c |
14 | 254d3107493 |
15 | 12dd3187d1b |
hex | a0723ac7b9 |
689111222201 has 8 divisors (see below), whose sum is σ = 719596336320. Its totient is φ = 658669754512.
The previous prime is 689111222183. The next prime is 689111222203. The reversal of 689111222201 is 102222111986.
689111222201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 689111222201 - 222 = 689107027897 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (689111222203) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10879331 + ... + 10942488.
It is an arithmetic number, because the mean of its divisors is an integer number (89949542040).
Almost surely, 2689111222201 is an apocalyptic number.
It is an amenable number.
689111222201 is a deficient number, since it is larger than the sum of its proper divisors (30485114119).
689111222201 is a wasteful number, since it uses less digits than its factorization.
689111222201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21823215.
The product of its (nonzero) digits is 6912, while the sum is 35.
The spelling of 689111222201 in words is "six hundred eighty-nine billion, one hundred eleven million, two hundred twenty-two thousand, two hundred one".
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