Base | Representation |
---|---|
bin | 10000101101101… |
… | …11100001110101 |
3 | 100202211112011200 |
4 | 20112313201311 |
5 | 241343243331 |
6 | 21525123113 |
7 | 3321533223 |
oct | 1026674165 |
9 | 322745150 |
10 | 140212341 |
11 | 72167675 |
12 | 3ab59499 |
13 | 23082ba9 |
14 | 1489bb13 |
15 | c4995e6 |
hex | 85b7875 |
140212341 has 24 divisors (see below), whose sum is σ = 207434136. Its totient is φ = 91238400.
The previous prime is 140212339. The next prime is 140212363. The reversal of 140212341 is 143212041.
It can be written as a sum of positive squares in 4 ways, for example, as 15800625 + 124411716 = 3975^2 + 11154^2 .
It is not a de Polignac number, because 140212341 - 21 = 140212339 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140212741) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65301 + ... + 67413.
It is an arithmetic number, because the mean of its divisors is an integer number (8643089).
Almost surely, 2140212341 is an apocalyptic number.
It is an amenable number.
140212341 is a deficient number, since it is larger than the sum of its proper divisors (67221795).
140212341 is a wasteful number, since it uses less digits than its factorization.
140212341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2293 (or 2290 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 140212341 is about 11841.1292113548. The cubic root of 140212341 is about 519.5117964766.
Adding to 140212341 its reverse (143212041), we get a palindrome (283424382).
The spelling of 140212341 in words is "one hundred forty million, two hundred twelve thousand, three hundred forty-one".
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