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82060245 = 3254314231
BaseRepresentation
bin1001110010000…
…10001111010101
312201102002111100
410321002033111
5132001411440
612050500313
72014333461
oct471021725
9181362440
1082060245
1142359093
1223594699
1314002077
14ac814a1
15730e230
hex4e423d5

82060245 has 24 divisors (see below), whose sum is σ = 142601472. Its totient is φ = 43653600.

The previous prime is 82060243. The next prime is 82060247. The reversal of 82060245 is 54206028.

It is an interprime number because it is at equal distance from previous prime (82060243) and next prime (82060247).

It is not a de Polignac number, because 82060245 - 21 = 82060243 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82060243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17280 + ... + 21510.

It is an arithmetic number, because the mean of its divisors is an integer number (5941728).

Almost surely, 282060245 is an apocalyptic number.

It is an amenable number.

82060245 is a deficient number, since it is larger than the sum of its proper divisors (60541227).

82060245 is a wasteful number, since it uses less digits than its factorization.

82060245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4673 (or 4670 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 82060245 is about 9058.7110010200. The cubic root of 82060245 is about 434.5545181765.

The spelling of 82060245 in words is "eighty-two million, sixty thousand, two hundred forty-five".

Divisors: 1 3 5 9 15 45 431 1293 2155 3879 4231 6465 12693 19395 21155 38079 63465 190395 1823561 5470683 9117805 16412049 27353415 82060245