Search a number
-
+
6805484456800 = 25528506855571
BaseRepresentation
bin110001100001000011001…
…1110111100101101100000
3220002121010220122120020111
41203002012132330231200
51343000113010104200
622250221342221104
71301452151300161
oct143020636745540
926077126576214
106805484456800
11219420a614777
1291ab46b84794
133a49a663a483
1419755c6c3768
15bc05d9c90ba
hex630867bcb60

6805484456800 has 36 divisors (see below), whose sum is σ = 16613888932116. Its totient is φ = 2722193782400.

The previous prime is 6805484456789. The next prime is 6805484456831. The reversal of 6805484456800 is 86544845086.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4253426986 + ... + 4253428585.

It is an arithmetic number, because the mean of its divisors is an integer number (461496914781).

Almost surely, 26805484456800 is an apocalyptic number.

It is an amenable number.

6805484456800 is an abundant number, since it is smaller than the sum of its proper divisors (9808404475316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6805484456800 is a wasteful number, since it uses less digits than its factorization.

6805484456800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8506855591 (or 8506855578 counting only the distinct ones).

The product of its (nonzero) digits is 29491200, while the sum is 58.

The spelling of 6805484456800 in words is "six trillion, eight hundred five billion, four hundred eighty-four million, four hundred fifty-six thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 8506855571 17013711142 34027422284 42534277855 68054844568 85068555710 136109689136 170137111420 212671389275 272219378272 340274222840 425342778550 680548445680 850685557100 1361096891360 1701371114200 3402742228400 6805484456800