Base | Representation |
---|---|
bin | 10000101101101… |
… | …11000100010111 |
3 | 100202211102120211 |
4 | 20112313010113 |
5 | 241343213310 |
6 | 21525110251 |
7 | 3321524560 |
oct | 1026670427 |
9 | 322742524 |
10 | 140210455 |
11 | 72166210 |
12 | 3ab58387 |
13 | 23082088 |
14 | 1489b167 |
15 | c498c8a |
hex | 85b7117 |
140210455 has 16 divisors (see below), whose sum is σ = 209769984. Its totient is φ = 87403680.
The previous prime is 140210453. The next prime is 140210467. The reversal of 140210455 is 554012041.
140210455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 140210455 - 21 = 140210453 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 (140210453) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181707 + ... + 182476.
It is an arithmetic number, because the mean of its divisors is an integer number (13110624).
Almost surely, 2140210455 is an apocalyptic number.
140210455 is a deficient number, since it is larger than the sum of its proper divisors (69559529).
140210455 is a wasteful number, since it uses less digits than its factorization.
140210455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364206.
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 140210455 is about 11841.0495734120. The cubic root of 140210455 is about 519.5094671437.
Adding to 140210455 its reverse (554012041), we get a palindrome (694222496).
The spelling of 140210455 in words is "one hundred forty million, two hundred ten thousand, four hundred fifty-five".
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