Base | Representation |
---|---|
bin | 10000101110000… |
… | …01100000011101 |
3 | 100202220121020110 |
4 | 20113001200131 |
5 | 241401100323 |
6 | 21530040233 |
7 | 3322063332 |
oct | 1027014035 |
9 | 322817213 |
10 | 140253213 |
11 | 72195351 |
12 | 3ab79079 |
13 | 23098689 |
14 | 148ac989 |
15 | c4a6793 |
hex | 85c181d |
140253213 has 16 divisors (see below), whose sum is σ = 201254976. Its totient is φ = 86557440.
The previous prime is 140253209. The next prime is 140253233. The reversal of 140253213 is 312352041.
It is not a de Polignac number, because 140253213 - 22 = 140253209 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 140253213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140253233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19431 + ... + 25652.
It is an arithmetic number, because the mean of its divisors is an integer number (12578436).
Almost surely, 2140253213 is an apocalyptic number.
It is an amenable number.
140253213 is a deficient number, since it is larger than the sum of its proper divisors (61001763).
140253213 is a wasteful number, since it uses less digits than its factorization.
140253213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45164.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 140253213 is about 11842.8549345164. The cubic root of 140253213 is about 519.5622709287.
It can be divided in two parts, 1402 and 53213, that added together give a triangular number (54615 = T330).
The spelling of 140253213 in words is "one hundred forty million, two hundred fifty-three thousand, two hundred thirteen".
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