Base | Representation |
---|---|
bin | 100001011001… |
… | …011111000100 |
3 | 121110210210110 |
4 | 201121133010 |
5 | 4220131030 |
6 | 511353020 |
7 | 134263122 |
oct | 41313704 |
9 | 17423713 |
10 | 8755140 |
11 | 4a3a959 |
12 | 2b22770 |
13 | 1a77074 |
14 | 123c912 |
15 | b7e1b0 |
hex | 8597c4 |
8755140 has 48 divisors (see below), whose sum is σ = 25119360. Its totient is φ = 2277120.
The previous prime is 8755121. The next prime is 8755141. The reversal of 8755140 is 415578.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 8755098 and 8755107.
It is not an unprimeable number, because it can be changed into a prime (8755141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681 + ... + 4239.
It is an arithmetic number, because the mean of its divisors is an integer number (523320).
Almost surely, 28755140 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8755140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12559680).
8755140 is an abundant number, since it is smaller than the sum of its proper divisors (16364220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8755140 is a wasteful number, since it uses less digits than its factorization.
8755140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3612 (or 3610 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 30.
The square root of 8755140 is about 2958.9085825689. The cubic root of 8755140 is about 206.1046064378.
The spelling of 8755140 in words is "eight million, seven hundred fifty-five thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •