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83216341 = 1329307719
BaseRepresentation
bin1001111010111…
…00011111010101
312210120211100201
410331130133111
5132300410331
612131340501
72030220145
oct475343725
9183524321
1083216341
1142a7873a
1223a51731
1314318350
14b0a2925
15748ba61
hex4f5c7d5

83216341 has 16 divisors (see below), whose sum is σ = 93139200. Its totient is φ = 73821888.

The previous prime is 83216339. The next prime is 83216359. The reversal of 83216341 is 14361238.

It is a cyclic number.

It is not a de Polignac number, because 83216341 - 21 = 83216339 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83216311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115380 + ... + 116098.

It is an arithmetic number, because the mean of its divisors is an integer number (5821200).

Almost surely, 283216341 is an apocalyptic number.

It is an amenable number.

83216341 is a deficient number, since it is larger than the sum of its proper divisors (9922859).

83216341 is a wasteful number, since it uses less digits than its factorization.

83216341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068.

The product of its digits is 3456, while the sum is 28.

The square root of 83216341 is about 9122.2991071330. The cubic root of 83216341 is about 436.5857322046.

Adding to 83216341 its reverse (14361238), we get a palindrome (97577579).

The spelling of 83216341 in words is "eighty-three million, two hundred sixteen thousand, three hundred forty-one".

Divisors: 1 13 29 307 377 719 3991 8903 9347 20851 115739 220733 271063 2869529 6401257 83216341