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13092828 = 2237791973
BaseRepresentation
bin110001111100…
…011111011100
3220122011222120
4301330133130
511322432303
61144342540
7216200340
oct61743734
926564876
1013092828
117432921
124474a50
132935548
141a4b620
151239553
hexc7c7dc

13092828 has 48 divisors (see below), whose sum is σ = 35374080. Its totient is φ = 3691584.

The previous prime is 13092809. The next prime is 13092829. The reversal of 13092828 is 82829031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13092829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5650 + ... + 7622.

It is an arithmetic number, because the mean of its divisors is an integer number (736960).

Almost surely, 213092828 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 13092828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17687040).

13092828 is an abundant number, since it is smaller than the sum of its proper divisors (22281252).

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

13092828 is a wasteful number, since it uses less digits than its factorization.

13092828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066 (or 2064 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 13092828 is about 3618.4013044437. The cubic root of 13092828 is about 235.6918078001.

The spelling of 13092828 in words is "thirteen million, ninety-two thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 79 84 158 237 316 474 553 948 1106 1659 1973 2212 3318 3946 5919 6636 7892 11838 13811 23676 27622 41433 55244 82866 155867 165732 311734 467601 623468 935202 1091069 1870404 2182138 3273207 4364276 6546414 13092828