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82899828 = 223311312251
BaseRepresentation
bin1001111000011…
…11001101110100
312202222202012000
410330033031310
5132210243303
612120455300
72024431314
oct474171564
9182882160
1082899828
1142881960
122391a530
131423726b
14b01d444
157427da3
hex4f0f374

82899828 has 96 divisors (see below), whose sum is σ = 242135040. Its totient is φ = 24300000.

The previous prime is 82899823. The next prime is 82899853.

82899828 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82899821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35703 + ... + 37953.

It is an arithmetic number, because the mean of its divisors is an integer number (2522240).

Almost surely, 282899828 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 82899828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121067520).

82899828 is an abundant number, since it is smaller than the sum of its proper divisors (159235212).

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

82899828 is a wasteful number, since it uses less digits than its factorization.

82899828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306 (or 2298 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 54.

The square root of 82899828 is about 9104.9342666490. The cubic root of 82899828 is about 436.0315116242.

The spelling of 82899828 in words is "eighty-two million, eight hundred ninety-nine thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 9 11 12 18 22 27 31 33 36 44 54 62 66 93 99 108 124 132 186 198 279 297 341 372 396 558 594 682 837 1023 1116 1188 1364 1674 2046 2251 3069 3348 4092 4502 6138 6753 9004 9207 12276 13506 18414 20259 24761 27012 36828 40518 49522 60777 69781 74283 81036 99044 121554 139562 148566 209343 222849 243108 279124 297132 418686 445698 628029 668547 767591 837372 891396 1256058 1337094 1535182 1884087 2302773 2512116 2674188 3070364 3768174 4605546 6908319 7536348 9211092 13816638 20724957 27633276 41449914 82899828