Base | Representation |
---|---|
bin | 11100110101110000110 |
3 | 1210000100010 |
4 | 3212232012 |
5 | 220220110 |
6 | 32131050 |
7 | 11014122 |
oct | 3465606 |
9 | 1700303 |
10 | 945030 |
11 | 596019 |
12 | 396a86 |
13 | 2711b8 |
14 | 1a8582 |
15 | 13a020 |
hex | e6b86 |
945030 has 48 divisors (see below), whose sum is σ = 2431440. Its totient is φ = 235008.
The previous prime is 944987. The next prime is 945031. The reversal of 945030 is 30549.
It is an Ulam number.
It is an alternating number because its digits alternate between odd and even.
It is a junction number, because it is equal to n+sod(n) for n = 944988 and 945006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (945031) by changing a digit.
945030 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
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 23 ways as a sum of consecutive naturals, for example, 8616 + ... + 8724.
It is an arithmetic number, because the mean of its divisors is an integer number (50655).
2945030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 945030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1215720).
945030 is an abundant number, since it is smaller than the sum of its proper divisors (1486410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
945030 is a wasteful number, since it uses less digits than its factorization.
945030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153 (or 136 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 21.
The square root of 945030 is about 972.1265349737. The cubic root of 945030 is about 98.1330277284.
Adding to 945030 its reverse (30549), we get a palindrome (975579).
The spelling of 945030 in words is "nine hundred forty-five thousand, thirty".
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