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82062515 = 583197741
BaseRepresentation
bin1001110010000…
…10110010110011
312201102012121102
410321002302303
5132002000030
612050515015
72014343213
oct471026263
9181365542
1082062515
114235a867
1223595a6b
1314003102
14ac82243
15730ec45
hex4e42cb3

82062515 has 8 divisors (see below), whose sum is σ = 99661968. Its totient is φ = 64858720.

The previous prime is 82062511. The next prime is 82062523. The reversal of 82062515 is 51526028.

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

It is not a de Polignac number, because 82062515 - 22 = 82062511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82062511) 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 7 ways as a sum of consecutive naturals, for example, 98456 + ... + 99285.

It is an arithmetic number, because the mean of its divisors is an integer number (12457746).

Almost surely, 282062515 is an apocalyptic number.

82062515 is a deficient number, since it is larger than the sum of its proper divisors (17599453).

82062515 is a wasteful number, since it uses less digits than its factorization.

82062515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197829.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 82062515 is about 9058.8362939177. The cubic root of 82062515 is about 434.5585251093.

The spelling of 82062515 in words is "eighty-two million, sixty-two thousand, five hundred fifteen".

Divisors: 1 5 83 415 197741 988705 16412503 82062515