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140115692 = 22147123813
BaseRepresentation
bin10000101100111…
…11111011101100
3100202122121121002
420112133323230
5241332200232
621523055432
73320651363
oct1026377354
9322577532
10140115692
1172100aa2
123ab11578
132304abc2
14148747da
15c47ab62
hex859feec

140115692 has 12 divisors (see below), whose sum is σ = 245379456. Its totient is φ = 70007280.

The previous prime is 140115673. The next prime is 140115697. The reversal of 140115692 is 296511041.

It is not an unprimeable number, because it can be changed into a prime (140115697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6023 + ... + 17790.

It is an arithmetic number, because the mean of its divisors is an integer number (20448288).

Almost surely, 2140115692 is an apocalyptic number.

It is an amenable number.

140115692 is a deficient number, since it is larger than the sum of its proper divisors (105263764).

140115692 is a wasteful number, since it uses less digits than its factorization.

140115692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25288 (or 25286 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 140115692 is about 11837.0474359107. The cubic root of 140115692 is about 519.3924017632.

The spelling of 140115692 in words is "one hundred forty million, one hundred fifteen thousand, six hundred ninety-two".

Divisors: 1 2 4 1471 2942 5884 23813 47626 95252 35028923 70057846 140115692