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82368965 = 572353399
BaseRepresentation
bin1001110100011…
…01100111000101
312201222202222102
410322031213011
5132041301330
612101241445
72020060520
oct472154705
9181882872
1082368965
114254a028
1223703285
13140ac743
14ad21bb7
157370945
hex4e8d9c5

82368965 has 8 divisors (see below), whose sum is σ = 112963200. Its totient is φ = 56481552.

The previous prime is 82368931. The next prime is 82368991. The reversal of 82368965 is 56986328.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82368965 - 28 = 82368709 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176665 + ... + 1176734.

It is an arithmetic number, because the mean of its divisors is an integer number (14120400).

Almost surely, 282368965 is an apocalyptic number.

It is an amenable number.

82368965 is a deficient number, since it is larger than the sum of its proper divisors (30594235).

82368965 is a wasteful number, since it uses less digits than its factorization.

82368965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353411.

The product of its digits is 622080, while the sum is 47.

The square root of 82368965 is about 9075.7349564650. The cubic root of 82368965 is about 435.0987841009.

The spelling of 82368965 in words is "eighty-two million, three hundred sixty-eight thousand, nine hundred sixty-five".

Divisors: 1 5 7 35 2353399 11766995 16473793 82368965