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106665074 = 2298632131
BaseRepresentation
bin1100101101110…
…01010001110010
321102201010222022
412112321101302
5204301240244
614330111442
72433431615
oct626712162
9242633868
10106665074
115523405a
122b87b582
1319138439
141024817c
15956e6ee
hex65b9472

106665074 has 16 divisors (see below), whose sum is σ = 165784320. Its totient is φ = 51409680.

The previous prime is 106665073. The next prime is 106665113. The reversal of 106665074 is 470566601.

It is a super-3 number, since 3×1066650743 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (106665073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48989 + ... + 51119.

It is an arithmetic number, because the mean of its divisors is an integer number (10361520).

Almost surely, 2106665074 is an apocalyptic number.

106665074 is a deficient number, since it is larger than the sum of its proper divisors (59119246).

106665074 is a wasteful number, since it uses less digits than its factorization.

106665074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 106665074 is about 10327.8784849552. The cubic root of 106665074 is about 474.2500801930.

The spelling of 106665074 in words is "one hundred six million, six hundred sixty-five thousand, seventy-four".

Divisors: 1 2 29 58 863 1726 2131 4262 25027 50054 61799 123598 1839053 3678106 53332537 106665074