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1080248 = 231321747
BaseRepresentation
bin100000111101110111000
32000212211012
410013232320
5234031443
635053052
712116261
oct4075670
92025735
101080248
11678674
12441188
132ba900
14201968
15165118
hex107bb8

1080248 has 48 divisors (see below), whose sum is σ = 2371680. Its totient is φ = 459264.

The previous prime is 1080229. The next prime is 1080251. The reversal of 1080248 is 8420801.

It is a zygodrome in base 12.

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 11 ways as a sum of consecutive naturals, for example, 22961 + ... + 23007.

It is an arithmetic number, because the mean of its divisors is an integer number (49410).

21080248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1080248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1185840).

1080248 is an abundant number, since it is smaller than the sum of its proper divisors (1291432).

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

1080248 is a wasteful number, since it uses less digits than its factorization.

1080248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 1080248 is about 1039.3497967479. The cubic root of 1080248 is about 102.6064094224.

The spelling of 1080248 in words is "one million, eighty thousand, two hundred forty-eight".

Divisors: 1 2 4 8 13 17 26 34 47 52 68 94 104 136 169 188 221 338 376 442 611 676 799 884 1222 1352 1598 1768 2444 2873 3196 4888 5746 6392 7943 10387 11492 15886 20774 22984 31772 41548 63544 83096 135031 270062 540124 1080248