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107251105 = 5131986843
BaseRepresentation
bin1100110010010…
…00010110100001
321110210220212011
412121020112201
5204424013410
614350432521
72441422303
oct631102641
9243726764
10107251105
11555a4385
122bb02741
13192b20c0
141035b973
15963818a
hex66485a1

107251105 has 16 divisors (see below), whose sum is σ = 145897920. Its totient is φ = 75031488.

The previous prime is 107251097. The next prime is 107251117. The reversal of 107251105 is 501152701.

It is a cyclic number.

It is not a de Polignac number, because 107251105 - 23 = 107251097 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 42187 + ... + 44656.

It is an arithmetic number, because the mean of its divisors is an integer number (9118620).

Almost surely, 2107251105 is an apocalyptic number.

It is an amenable number.

107251105 is a deficient number, since it is larger than the sum of its proper divisors (38646815).

107251105 is a wasteful number, since it uses less digits than its factorization.

107251105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86880.

The product of its (nonzero) digits is 350, while the sum is 22.

The square root of 107251105 is about 10356.2109383693. The cubic root of 107251105 is about 475.1170237985.

The spelling of 107251105 in words is "one hundred seven million, two hundred fifty-one thousand, one hundred five".

Divisors: 1 5 13 19 65 95 247 1235 86843 434215 1128959 1650017 5644795 8250085 21450221 107251105