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140112115 = 511131271543
BaseRepresentation
bin10000101100111…
…11000011110011
3100202122102200121
420112133003303
5241332041430
621523031111
73320635063
oct1026370363
9322572617
10140112115
11720a9340
123ab0b497
13230493a0
14148733a3
15c479a7a
hex859f0f3

140112115 has 32 divisors (see below), whose sum is σ = 199213056. Its totient is φ = 93260160.

The previous prime is 140112107. The next prime is 140112127. The reversal of 140112115 is 511211041.

It is not a de Polignac number, because 140112115 - 23 = 140112107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90034 + ... + 91576.

It is an arithmetic number, because the mean of its divisors is an integer number (6225408).

Almost surely, 2140112115 is an apocalyptic number.

140112115 is a deficient number, since it is larger than the sum of its proper divisors (59100941).

140112115 is a wasteful number, since it uses less digits than its factorization.

140112115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 140112115 is about 11836.8963415247. The cubic root of 140112115 is about 519.3879818861.

Adding to 140112115 its reverse (511211041), we get a palindrome (651323156).

The spelling of 140112115 in words is "one hundred forty million, one hundred twelve thousand, one hundred fifteen".

Divisors: 1 5 11 13 55 65 127 143 635 715 1397 1543 1651 6985 7715 8255 16973 18161 20059 84865 90805 100295 195961 220649 979805 1103245 2155571 2547493 10777855 12737465 28022423 140112115