Search a number
-
+
2288000 = 27531113
BaseRepresentation
bin1000101110100110000000
311022020112202
420232212000
51041204000
6121012332
725306361
oct10564600
94266482
102288000
111323010
129240a8
13621560
14437b68
15302dd5
hex22e980

2288000 has 128 divisors (see below), whose sum is σ = 6683040. Its totient is φ = 768000.

The previous prime is 2287993. The next prime is 2288003. The reversal of 2288000 is 8822.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2288003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175994 + ... + 176006.

22288000 is an apocalyptic number.

2288000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2288000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3341520).

2288000 is an abundant number, since it is smaller than the sum of its proper divisors (4395040).

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

2288000 is a wasteful number, since it uses less digits than its factorization.

2288000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53 (or 31 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 2288000 is about 1512.6136320951. The cubic root of 2288000 is about 131.7706454906.

It can be divided in two parts, 228 and 8000, that added together give a palindrome (8228).

The spelling of 2288000 in words is "two million, two hundred eighty-eight thousand".

Divisors: 1 2 4 5 8 10 11 13 16 20 22 25 26 32 40 44 50 52 55 64 65 80 88 100 104 110 125 128 130 143 160 176 200 208 220 250 260 275 286 320 325 352 400 416 440 500 520 550 572 640 650 704 715 800 832 880 1000 1040 1100 1144 1300 1375 1408 1430 1600 1625 1664 1760 2000 2080 2200 2288 2600 2750 2860 3200 3250 3520 3575 4000 4160 4400 4576 5200 5500 5720 6500 7040 7150 8000 8320 8800 9152 10400 11000 11440 13000 14300 16000 17600 17875 18304 20800 22000 22880 26000 28600 35200 35750 41600 44000 45760 52000 57200 71500 88000 91520 104000 114400 143000 176000 208000 228800 286000 457600 572000 1144000 2288000