Search a number
-
+
4388080 = 24554851
BaseRepresentation
bin10000101111010011110000
322020221022111
4100233103300
52110404310
6234015104
752204144
oct20572360
98227274
104388080
112527914
121577494
13ba83c8
14823224
155ba28a
hex42f4f0

4388080 has 20 divisors (see below), whose sum is σ = 10202472. Its totient is φ = 1755200.

The previous prime is 4388071. The next prime is 4388099. The reversal of 4388080 is 808834.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable 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 3 ways as a sum of consecutive naturals, for example, 27346 + ... + 27505.

Almost surely, 24388080 is an apocalyptic number.

4388080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4388080 is an abundant number, since it is smaller than the sum of its proper divisors (5814392).

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

4388080 is a wasteful number, since it uses less digits than its factorization.

4388080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54864 (or 54858 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 4388080 is about 2094.7744508658. The cubic root of 4388080 is about 163.7161459062.

The spelling of 4388080 in words is "four million, three hundred eighty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 54851 109702 219404 274255 438808 548510 877616 1097020 2194040 4388080