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12234580 = 225611729
BaseRepresentation
bin101110101010…
…111101010100
3212000120200121
4232222331110
511113001310
61114121324
7205664221
oct56527524
925016617
1012234580
1169a7026
124120244
1326c49c7
1418a6948
15111a0da
hexbaaf54

12234580 has 12 divisors (see below), whose sum is σ = 25692660. Its totient is φ = 4893824.

The previous prime is 12234571. The next prime is 12234583. The reversal of 12234580 is 8543221.

It can be written as a sum of positive squares in 2 ways, for example, as 6646084 + 5588496 = 2578^2 + 2364^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12234583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305845 + ... + 305884.

It is an arithmetic number, because the mean of its divisors is an integer number (2141055).

Almost surely, 212234580 is an apocalyptic number.

12234580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12234580 is an abundant number, since it is smaller than the sum of its proper divisors (13458080).

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

12234580 is a wasteful number, since it uses less digits than its factorization.

12234580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611738 (or 611736 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 12234580 is about 3497.7964491948. The cubic root of 12234580 is about 230.4250489179.

The spelling of 12234580 in words is "twelve million, two hundred thirty-four thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 611729 1223458 2446916 3058645 6117290 12234580