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4383380 = 225219169
BaseRepresentation
bin10000101110001010010100
322020200212102
4100232022110
52110232010
6233541232
752154351
oct20561224
98220772
104383380
112524331
121574818
13ba6221
14821628
155b8ba5
hex42e294

4383380 has 12 divisors (see below), whose sum is σ = 9205140. Its totient is φ = 1753344.

The previous prime is 4383367. The next prime is 4383389. The reversal of 4383380 is 833834.

It can be written as a sum of positive squares in 2 ways, for example, as 2775556 + 1607824 = 1666^2 + 1268^2 .

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4383389) 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, 109565 + ... + 109604.

It is an arithmetic number, because the mean of its divisors is an integer number (767095).

Almost surely, 24383380 is an apocalyptic number.

It is an amenable number.

4383380 is an abundant number, since it is smaller than the sum of its proper divisors (4821760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4383380 is a wasteful number, since it uses less digits than its factorization.

4383380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219178 (or 219176 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 4383380 is about 2093.6523111539. The cubic root of 4383380 is about 163.6576738053.

The spelling of 4383380 in words is "four million, three hundred eighty-three thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 219169 438338 876676 1095845 2191690 4383380