Base | Representation |
---|---|
bin | 111111110010110… |
… | …0010000011100101 |
3 | 12112011210222001211 |
4 | 1333211202003211 |
5 | 13340434422003 |
6 | 552223151421 |
7 | 104021222500 |
oct | 17745420345 |
9 | 5464728054 |
10 | 2140545253 |
11 | 9a9311370 |
12 | 4b8a45571 |
13 | 281615932 |
14 | 164402137 |
15 | c7dc596d |
hex | 7f9620e5 |
2140545253 has 24 divisors (see below), whose sum is σ = 2723742720. Its totient is φ = 1663441920.
The previous prime is 2140545241. The next prime is 2140545287. The reversal of 2140545253 is 3525450412.
It is not a de Polignac number, because 2140545253 - 25 = 2140545221 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 (2140545223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201253 + ... + 211621.
It is an arithmetic number, because the mean of its divisors is an integer number (113489280).
Almost surely, 22140545253 is an apocalyptic number.
It is an amenable number.
2140545253 is a deficient number, since it is larger than the sum of its proper divisors (583197467).
2140545253 is a wasteful number, since it uses less digits than its factorization.
2140545253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10777 (or 10770 counting only the distinct ones).
The product of its (nonzero) digits is 24000, while the sum is 31.
The square root of 2140545253 is about 46266.0269852513. The cubic root of 2140545253 is about 1288.7681795168.
Adding to 2140545253 its reverse (3525450412), we get a palindrome (5665995665).
The spelling of 2140545253 in words is "two billion, one hundred forty million, five hundred forty-five thousand, two hundred fifty-three".
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