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107186142 = 23715116901
BaseRepresentation
bin1100110001110…
…00011111011110
321110200121202010
412120320133132
5204414424032
614345212050
72441032020
oct630703736
9243617663
10107186142
115555a598
122ba91026
131928b66b
1410342010
159623ccc
hex66387de

107186142 has 32 divisors (see below), whose sum is σ = 246633984. Its totient is φ = 30420000.

The previous prime is 107186137. The next prime is 107186159. The reversal of 107186142 is 241681701.

It is a super-2 number, since 2×1071861422 = 22977738073688328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2109 + ... + 14792.

It is an arithmetic number, because the mean of its divisors is an integer number (7707312).

Almost surely, 2107186142 is an apocalyptic number.

107186142 is an abundant number, since it is smaller than the sum of its proper divisors (139447842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

107186142 is a wasteful number, since it uses less digits than its factorization.

107186142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17064.

The product of its (nonzero) digits is 2688, while the sum is 30.

The square root of 107186142 is about 10353.0740362464. The cubic root of 107186142 is about 475.0210768118.

The spelling of 107186142 in words is "one hundred seven million, one hundred eighty-six thousand, one hundred forty-two".

Divisors: 1 2 3 6 7 14 21 42 151 302 453 906 1057 2114 3171 6342 16901 33802 50703 101406 118307 236614 354921 709842 2552051 5104102 7656153 15312306 17864357 35728714 53593071 107186142