Base | Representation |
---|---|
bin | 1100110000000011… |
… | …01100111101110111 |
3 | 122200002002222211202 |
4 | 12120001230331313 |
5 | 103004430103310 |
6 | 3051135523115 |
7 | 331432135022 |
oct | 63001547567 |
9 | 18602088752 |
10 | 6845550455 |
11 | 29a3153417 |
12 | 13b068949b |
13 | 851309993 |
14 | 48d2341b9 |
15 | 2a0eab3a5 |
hex | 19806cf77 |
6845550455 has 4 divisors (see below), whose sum is σ = 8214660552. Its totient is φ = 5476440360.
The previous prime is 6845550419. The next prime is 6845550469. The reversal of 6845550455 is 5540555486.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 6845550455 - 218 = 6845288311 is a prime.
It is a super-2 number, since 2×68455504552 = 93723122063901414050, which contains 22 as substring.
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 3 ways as a sum of consecutive naturals, for example, 684555041 + ... + 684555050.
It is an arithmetic number, because the mean of its divisors is an integer number (2053665138).
Almost surely, 26845550455 is an apocalyptic number.
6845550455 is a deficient number, since it is larger than the sum of its proper divisors (1369110097).
6845550455 is a wasteful number, since it uses less digits than its factorization.
6845550455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1369110096.
The product of its (nonzero) digits is 2400000, while the sum is 47.
The square root of 6845550455 is about 82737.8417352060. The cubic root of 6845550455 is about 1898.7573088195.
The spelling of 6845550455 in words is "six billion, eight hundred forty-five million, five hundred fifty thousand, four hundred fifty-five".
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