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82684353 = 3257107243
BaseRepresentation
bin1001110110110…
…10100111000001
312202120210121110
410323122213001
5132131344403
612112113533
72022543153
oct473324701
9182523543
1082684353
1142744a84
12238358a9
131419016b
14ada4ad3
1573d4103
hex4eda9c1

82684353 has 8 divisors (see below), whose sum is σ = 110675808. Its totient is φ = 54907904.

The previous prime is 82684337. The next prime is 82684361. The reversal of 82684353 is 35348628.

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 82684353 - 24 = 82684337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82684363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52851 + ... + 54392.

It is an arithmetic number, because the mean of its divisors is an integer number (13834476).

Almost surely, 282684353 is an apocalyptic number.

It is an amenable number.

82684353 is a deficient number, since it is larger than the sum of its proper divisors (27991455).

82684353 is a wasteful number, since it uses less digits than its factorization.

82684353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107503.

The product of its digits is 138240, while the sum is 39.

The square root of 82684353 is about 9093.0936979666. The cubic root of 82684353 is about 435.6534030390.

It can be divided in two parts, 8268 and 4353, that added together give a palindrome (12621).

The spelling of 82684353 in words is "eighty-two million, six hundred eighty-four thousand, three hundred fifty-three".

Divisors: 1 3 257 771 107243 321729 27561451 82684353