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82309102 = 2192166029
BaseRepresentation
bin1001110011111…
…10111111101110
312201212201212021
410321332333232
5132032342402
612100100354
72016421141
oct471767756
9181781767
1082309102
1142509057
12236946ba
131408b415
14ad08058
15735cd37
hex4e7efee

82309102 has 8 divisors (see below), whose sum is σ = 129961800. Its totient is φ = 38988504.

The previous prime is 82309091. The next prime is 82309103. The reversal of 82309102 is 20190328.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82309103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082977 + ... + 1083052.

It is an arithmetic number, because the mean of its divisors is an integer number (16245225).

Almost surely, 282309102 is an apocalyptic number.

82309102 is a deficient number, since it is larger than the sum of its proper divisors (47652698).

82309102 is a wasteful number, since it uses less digits than its factorization.

82309102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166050.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 82309102 is about 9072.4363872115. The cubic root of 82309102 is about 434.9933534898.

The spelling of 82309102 in words is "eighty-two million, three hundred nine thousand, one hundred two".

Divisors: 1 2 19 38 2166029 4332058 41154551 82309102