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82275325 = 52111717599
BaseRepresentation
bin1001110011101…
…10101111111101
312201211000112021
410321312233331
5132030302300
612055240141
72016220516
oct471665775
9181730467
1082275325
1142495740
1223679051
1314078c32
14acd9a0d
157352d1a
hex4e76bfd

82275325 has 24 divisors (see below), whose sum is σ = 117849600. Its totient is φ = 56313600.

The previous prime is 82275287. The next prime is 82275337. The reversal of 82275325 is 52357228.

It is not a de Polignac number, because 82275325 - 27 = 82275197 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4125 + ... + 13474.

It is an arithmetic number, because the mean of its divisors is an integer number (4910400).

Almost surely, 282275325 is an apocalyptic number.

82275325 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

82275325 is a deficient number, since it is larger than the sum of its proper divisors (35574275).

82275325 is a wasteful number, since it uses less digits than its factorization.

82275325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17637 (or 17632 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 82275325 is about 9070.5746785967. The cubic root of 82275325 is about 434.9338429359.

The spelling of 82275325 in words is "eighty-two million, two hundred seventy-five thousand, three hundred twenty-five".

Divisors: 1 5 11 17 25 55 85 187 275 425 935 4675 17599 87995 193589 299183 439975 967945 1495915 3291013 4839725 7479575 16455065 82275325