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82062660 = 22351367711
BaseRepresentation
bin1001110010000…
…10110101000100
312201102012210210
410321002311010
5132002001120
612050515420
72014343511
oct471026504
9181365723
1082062660
114235a989
1223595b70
13140031b4
14ac82308
15730ece0
hex4e42d44

82062660 has 24 divisors (see below), whose sum is σ = 229775616. Its totient is φ = 21883360.

The previous prime is 82062623. The next prime is 82062661. The reversal of 82062660 is 6626028.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (82062661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683796 + ... + 683915.

It is an arithmetic number, because the mean of its divisors is an integer number (9573984).

Almost surely, 282062660 is an apocalyptic number.

It is an amenable number.

82062660 is an abundant number, since it is smaller than the sum of its proper divisors (147712956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82062660 is a wasteful number, since it uses less digits than its factorization.

82062660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367723 (or 1367721 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 82062660 is about 9058.8442971496. The cubic root of 82062660 is about 434.5587810563.

Adding to 82062660 its reverse (6626028), we get a palindrome (88688688).

The spelling of 82062660 in words is "eighty-two million, sixty-two thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1367711 2735422 4103133 5470844 6838555 8206266 13677110 16412532 20515665 27354220 41031330 82062660