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82010504 = 23531271523
BaseRepresentation
bin1001110001101…
…10000110001000
312201022120021002
410320312012020
5131443314004
612045434132
72014035452
oct470660610
9181276232
1082010504
1142324784
122356b948
1313cb5534
14ac6b2d2
1572ee61e
hex4e36188

82010504 has 32 divisors (see below), whose sum is σ = 158008320. Its totient is φ = 39888576.

The previous prime is 82010497. The next prime is 82010507. The reversal of 82010504 is 40501028.

It is not an unprimeable number, because it can be changed into a prime (82010507) 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, 53087 + ... + 54609.

It is an arithmetic number, because the mean of its divisors is an integer number (4937760).

Almost surely, 282010504 is an apocalyptic number.

It is an amenable number.

82010504 is a deficient number, since it is larger than the sum of its proper divisors (75997816).

82010504 is a wasteful number, since it uses less digits than its factorization.

82010504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709 (or 1705 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 82010504 is about 9055.9651059398. The cubic root of 82010504 is about 434.4666983676.

The spelling of 82010504 in words is "eighty-two million, ten thousand, five hundred four".

Divisors: 1 2 4 8 53 106 127 212 254 424 508 1016 1523 3046 6092 6731 12184 13462 26924 53848 80719 161438 193421 322876 386842 645752 773684 1547368 10251313 20502626 41005252 82010504