Base | Representation |
---|---|
bin | 101010010010001010000 |
3 | 2121101121202 |
4 | 11102101100 |
5 | 323314202 |
6 | 45410332 |
7 | 14530340 |
oct | 5222120 |
9 | 2541552 |
10 | 1385552 |
11 | 866a93 |
12 | 5699a8 |
13 | 39686c |
14 | 280d20 |
15 | 1c5802 |
hex | 152450 |
1385552 has 40 divisors (see below), whose sum is σ = 3124800. Its totient is φ = 582912.
The previous prime is 1385521. The next prime is 1385561. The reversal of 1385552 is 2555831.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9899 + ... + 10037.
It is an arithmetic number, because the mean of its divisors is an integer number (78120).
21385552 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 1385552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1562400).
1385552 is an abundant number, since it is smaller than the sum of its proper divisors (1739248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1385552 is a wasteful number, since it uses less digits than its factorization.
1385552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243 (or 237 counting only the distinct ones).
The product of its digits is 6000, while the sum is 29.
The square root of 1385552 is about 1177.0947285584. The cubic root of 1385552 is about 111.4827337578.
The spelling of 1385552 in words is "one million, three hundred eighty-five thousand, five hundred fifty-two".
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