Base | Representation |
---|---|
bin | 111101101001111… |
… | …0111000001000111 |
3 | 12100011211010002121 |
4 | 1323103313001013 |
5 | 13214103204110 |
6 | 541141350411 |
7 | 102160353352 |
oct | 17323670107 |
9 | 5304733077 |
10 | 2068803655 |
11 | 971870896 |
12 | 498a08407 |
13 | 26c7b7499 |
14 | 158a89299 |
15 | c1953cda |
hex | 7b4f7047 |
2068803655 has 8 divisors (see below), whose sum is σ = 2590502112. Its totient is φ = 1583084448.
The previous prime is 2068803647. The next prime is 2068803673. The reversal of 2068803655 is 5563088602.
It is a happy number.
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 2068803655 - 23 = 2068803647 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8994684 + ... + 8994913.
It is an arithmetic number, because the mean of its divisors is an integer number (323812764).
Almost surely, 22068803655 is an apocalyptic number.
2068803655 is a deficient number, since it is larger than the sum of its proper divisors (521698457).
2068803655 is a wasteful number, since it uses less digits than its factorization.
2068803655 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17989625.
The product of its (nonzero) digits is 345600, while the sum is 43.
The square root of 2068803655 is about 45484.1033219300. The cubic root of 2068803655 is about 1274.2063300960.
The spelling of 2068803655 in words is "two billion, sixty-eight million, eight hundred three thousand, six hundred fifty-five".
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