Base | Representation |
---|---|
bin | 100001111010… |
… | …011011000111 |
3 | 121201122212022 |
4 | 201322123013 |
5 | 4233440210 |
6 | 514313355 |
7 | 135364346 |
oct | 41723307 |
9 | 17648768 |
10 | 8890055 |
11 | 5022259 |
12 | 2b8885b |
13 | 1ac35b5 |
14 | 1275b5d |
15 | ba9155 |
hex | 87a6c7 |
8890055 has 4 divisors (see below), whose sum is σ = 10668072. Its totient is φ = 7112040.
The previous prime is 8890051. The next prime is 8890069. The reversal of 8890055 is 5500988.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 8890055 - 22 = 8890051 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8889997 and 8890024.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8890051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 889001 + ... + 889010.
It is an arithmetic number, because the mean of its divisors is an integer number (2667018).
Almost surely, 28890055 is an apocalyptic number.
8890055 is a deficient number, since it is larger than the sum of its proper divisors (1778017).
8890055 is a wasteful number, since it uses less digits than its factorization.
8890055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1778016.
The product of its (nonzero) digits is 14400, while the sum is 35.
The square root of 8890055 is about 2981.6195263648. The cubic root of 8890055 is about 207.1578917800.
The spelling of 8890055 in words is "eight million, eight hundred ninety thousand, fifty-five".
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