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12082960 = 245732069
BaseRepresentation
bin101110000101…
…111100010000
3211201212201001
4232011330100
511043123320
61110551344
7204463201
oct56057420
924655631
1012082960
11690311a
124068554
1326709a6
1418675a8
1510da20a
hexb85f10

12082960 has 40 divisors (see below), whose sum is σ = 28491480. Its totient is φ = 4764672.

The previous prime is 12082949. The next prime is 12082969. The reversal of 12082960 is 6928021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 331776 + 11751184 = 576^2 + 3428^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (12082969) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4806 + ... + 6874.

It is an arithmetic number, because the mean of its divisors is an integer number (712287).

Almost surely, 212082960 is an apocalyptic number.

12082960 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 12082960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14245740).

12082960 is an abundant number, since it is smaller than the sum of its proper divisors (16408520).

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

12082960 is a wasteful number, since it uses less digits than its factorization.

12082960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2155 (or 2149 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 12082960 is about 3476.0552354645. The cubic root of 12082960 is about 229.4692234413.

The spelling of 12082960 in words is "twelve million, eighty-two thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 73 80 146 292 365 584 730 1168 1460 2069 2920 4138 5840 8276 10345 16552 20690 33104 41380 82760 151037 165520 302074 604148 755185 1208296 1510370 2416592 3020740 6041480 12082960