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12098080 = 25583911
BaseRepresentation
bin101110001001…
…101000100000
3211202122110001
4232021220200
511044114310
61111145344
7204555241
oct56115040
924678401
1012098080
116913515
124075254
132677837
14186ccc8
1510de93a
hexb89a20

12098080 has 48 divisors (see below), whose sum is σ = 28957824. Its totient is φ = 4775680.

The previous prime is 12098077. The next prime is 12098087. The reversal of 12098080 is 8089021.

It is not an unprimeable number, because it can be changed into a prime (12098087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12825 + ... + 13735.

It is an arithmetic number, because the mean of its divisors is an integer number (603288).

Almost surely, 212098080 is an apocalyptic number.

12098080 is a gapful number since it is divisible by the number (10) 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 12098080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14478912).

12098080 is an abundant number, since it is smaller than the sum of its proper divisors (16859744).

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

12098080 is an equidigital number, since it uses as much as digits as its factorization.

12098080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009 (or 1001 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 12098080 is about 3478.2294346406. The cubic root of 12098080 is about 229.5648989063.

The spelling of 12098080 in words is "twelve million, ninety-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 83 160 166 332 415 664 830 911 1328 1660 1822 2656 3320 3644 4555 6640 7288 9110 13280 14576 18220 29152 36440 72880 75613 145760 151226 302452 378065 604904 756130 1209808 1512260 2419616 3024520 6049040 12098080