Base | Representation |
---|---|
bin | 110001100000001000010… |
… | …0100000100111110011001 |
3 | 220002102001001000010000122 |
4 | 1203000100210010332121 |
5 | 1342432040024334011 |
6 | 22245253151043025 |
7 | 1301352136405454 |
oct | 143002044047631 |
9 | 26072031003018 |
10 | 6803506089881 |
11 | 2193394903396 |
12 | 91a694510475 |
13 | 3a474c7c8967 |
14 | 197411a5a49b |
15 | bbe94e8b3db |
hex | 63010904f99 |
6803506089881 has 4 divisors (see below), whose sum is σ = 6842832714852. Its totient is φ = 6764179464912.
The previous prime is 6803506089791. The next prime is 6803506089889. The reversal of 6803506089881 is 1889806053086.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 4085690073481 + 2717816016400 = 2021309^2 + 1648580^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-6803506089881 is a prime.
It is a super-2 number, since 2×68035060898812 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6803506089889) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19663312226 + ... + 19663312571.
It is an arithmetic number, because the mean of its divisors is an integer number (1710708178713).
Almost surely, 26803506089881 is an apocalyptic number.
It is an amenable number.
6803506089881 is a deficient number, since it is larger than the sum of its proper divisors (39326624971).
6803506089881 is a wasteful number, since it uses less digits than its factorization.
6803506089881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39326624970.
The product of its (nonzero) digits is 19906560, while the sum is 62.
The spelling of 6803506089881 in words is "six trillion, eight hundred three billion, five hundred six million, eighty-nine thousand, eight hundred eighty-one".
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