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84082325 = 5217319441
BaseRepresentation
bin1010000001011…
…11111010010101
312212012211021012
411000233322111
5133011113300
612202102005
72040454655
oct500577225
9185184235
1084082325
114350a328
12241aa905
131455c572
14b24a365
1575ad435
hex502fe95

84082325 has 12 divisors (see below), whose sum is σ = 104870148. Its totient is φ = 66873600.

The previous prime is 84082321. The next prime is 84082331. The reversal of 84082325 is 52328048.

It can be written as a sum of positive squares in 6 ways, for example, as 158404 + 83923921 = 398^2 + 9161^2 .

It is not a de Polignac number, because 84082325 - 22 = 84082321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84082291 and 84082300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84082321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5396 + ... + 14045.

It is an arithmetic number, because the mean of its divisors is an integer number (8739179).

Almost surely, 284082325 is an apocalyptic number.

It is an amenable number.

84082325 is a deficient number, since it is larger than the sum of its proper divisors (20787823).

84082325 is a wasteful number, since it uses less digits than its factorization.

84082325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19624 (or 19619 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 84082325 is about 9169.6414869939. The cubic root of 84082325 is about 438.0949402556.

The spelling of 84082325 in words is "eighty-four million, eighty-two thousand, three hundred twenty-five".

Divisors: 1 5 25 173 865 4325 19441 97205 486025 3363293 16816465 84082325