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106665041 = 7151100913
BaseRepresentation
bin1100101101110…
…01010001010001
321102201010221002
412112321101101
5204301240131
614330111345
72433431540
oct626712121
9242633832
10106665041
115523402a
122b87b555
1319138412
1410248157
15956e6cb
hex65b9451

106665041 has 8 divisors (see below), whose sum is σ = 122711424. Its totient is φ = 90820800.

The previous prime is 106665019. The next prime is 106665073. The reversal of 106665041 is 140566601.

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

It is not a de Polignac number, because 106665041 - 210 = 106664017 is a prime.

It is a super-2 number, since 2×1066650412 = 22754861943063362, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106664995 and 106665013.

It is not an unprimeable number, because it can be changed into a prime (106665941) 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, 49400 + ... + 51513.

It is an arithmetic number, because the mean of its divisors is an integer number (15338928).

Almost surely, 2106665041 is an apocalyptic number.

It is an amenable number.

106665041 is a deficient number, since it is larger than the sum of its proper divisors (16046383).

106665041 is a wasteful number, since it uses less digits than its factorization.

106665041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101071.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 106665041 is about 10327.8768873375. The cubic root of 106665041 is about 474.2500312852.

The spelling of 106665041 in words is "one hundred six million, six hundred sixty-five thousand, forty-one".

Divisors: 1 7 151 1057 100913 706391 15237863 106665041