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105122533 = 290936137
BaseRepresentation
bin1100100010000…
…00101011100101
321022210210000011
412101000223211
5203402410113
614233050221
72414345455
oct621005345
9238723004
10105122533
115438012a
122b256971
1318a182a9
14dd65d65
15936763d
hex6440ae5

105122533 has 4 divisors (see below), whose sum is σ = 105161580. Its totient is φ = 105083488.

The previous prime is 105122527. The next prime is 105122557. The reversal of 105122533 is 335221501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78269409 + 26853124 = 8847^2 + 5182^2 .

It is a cyclic number.

It is not a de Polignac number, because 105122533 - 217 = 104991461 is a prime.

It is a super-2 number, since 2×1051225332 = 22101493888672178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105125533) 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 3 ways as a sum of consecutive naturals, for example, 15160 + ... + 20977.

It is an arithmetic number, because the mean of its divisors is an integer number (26290395).

Almost surely, 2105122533 is an apocalyptic number.

It is an amenable number.

105122533 is a deficient number, since it is larger than the sum of its proper divisors (39047).

105122533 is an equidigital number, since it uses as much as digits as its factorization.

105122533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39046.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 105122533 is about 10252.9280208143. The cubic root of 105122533 is about 471.9528419921.

The spelling of 105122533 in words is "one hundred five million, one hundred twenty-two thousand, five hundred thirty-three".

Divisors: 1 2909 36137 105122533