Base | Representation |
---|---|
bin | 10000101100111… |
… | …10100100011101 |
3 | 100202122022221022 |
4 | 20112132210131 |
5 | 241332010414 |
6 | 21523013525 |
7 | 3320626166 |
oct | 1026364435 |
9 | 322568838 |
10 | 140110109 |
11 | 720a7887 |
12 | 3ab0a2a5 |
13 | 230484b9 |
14 | 1487276d |
15 | c47918e |
hex | 859e91d |
140110109 has 8 divisors (see below), whose sum is σ = 141363768. Its totient is φ = 138862080.
The previous prime is 140110093. The next prime is 140110127. The reversal of 140110109 is 901011041.
140110109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 940900 + 139169209 = 970^2 + 11797^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 140110109 - 24 = 140110093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140110609) 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, 59849 + ... + 62145.
It is an arithmetic number, because the mean of its divisors is an integer number (17670471).
Almost surely, 2140110109 is an apocalyptic number.
It is an amenable number.
140110109 is a deficient number, since it is larger than the sum of its proper divisors (1253659).
140110109 is a wasteful number, since it uses less digits than its factorization.
140110109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2815.
The product of its (nonzero) digits is 36, while the sum is 17.
The square root of 140110109 is about 11836.8116061717. The cubic root of 140110109 is about 519.3855031634.
The spelling of 140110109 in words is "one hundred forty million, one hundred ten thousand, one hundred nine".
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