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1080288 = 253211231
BaseRepresentation
bin100000111101111100000
32000212212200
410013233200
5234032123
635053200
712116346
oct4075740
92025780
101080288
11678700
12441200
132ba931
14201996
15165143
hex107be0

1080288 has 108 divisors (see below), whose sum is σ = 3485664. Its totient is φ = 316800.

The previous prime is 1080281. The next prime is 1080301. The reversal of 1080288 is 8820801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1080281) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 34833 + ... + 34863.

21080288 is an apocalyptic number.

1080288 is a gapful number since it is divisible by the number (18) 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 1080288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1742832).

1080288 is an abundant number, since it is smaller than the sum of its proper divisors (2405376).

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

1080288 is a wasteful number, since it uses less digits than its factorization.

1080288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 1080288 is about 1039.3690393696. The cubic root of 1080288 is about 102.6076758618.

The spelling of 1080288 in words is "one million, eighty thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 31 32 33 36 44 48 62 66 72 88 93 96 99 121 124 132 144 176 186 198 242 248 264 279 288 341 352 363 372 396 484 496 528 558 682 726 744 792 968 992 1023 1056 1089 1116 1364 1452 1488 1584 1936 2046 2178 2232 2728 2904 2976 3069 3168 3751 3872 4092 4356 4464 5456 5808 6138 7502 8184 8712 8928 10912 11253 11616 12276 15004 16368 17424 22506 24552 30008 32736 33759 34848 45012 49104 60016 67518 90024 98208 120032 135036 180048 270072 360096 540144 1080288