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82823330 = 25103191421
BaseRepresentation
bin1001110111111…
…00100010100010
312202211212020202
410323330202202
5132200321310
612115105202
72023662302
oct473744242
9182755222
1082823330
114282a437
12238a2202
131420b4b5
14addd602
1574103a5
hex4efc8a2

82823330 has 32 divisors (see below), whose sum is σ = 151676928. Its totient is φ = 32558400.

The previous prime is 82823327. The next prime is 82823341. The reversal of 82823330 is 3332828.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 82823293 and 82823302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196520 + ... + 196940.

It is an arithmetic number, because the mean of its divisors is an integer number (4739904).

Almost surely, 282823330 is an apocalyptic number.

82823330 is a deficient number, since it is larger than the sum of its proper divisors (68853598).

82823330 is a wasteful number, since it uses less digits than its factorization.

82823330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 82823330 is about 9100.7323881103. The cubic root of 82823330 is about 435.8973504945.

The spelling of 82823330 in words is "eighty-two million, eight hundred twenty-three thousand, three hundred thirty".

Divisors: 1 2 5 10 103 191 206 382 421 515 842 955 1030 1910 2105 4210 19673 39346 43363 80411 86726 98365 160822 196730 216815 402055 433630 804110 8282333 16564666 41411665 82823330