Base | Representation |
---|---|
bin | 1000000001011100… |
… | …0000100110011111 |
3 | 12120002012220210111 |
4 | 2000113000212133 |
5 | 13402244443143 |
6 | 553405150451 |
7 | 104236402423 |
oct | 20027004637 |
9 | 5502186714 |
10 | 2153515423 |
11 | a05670014 |
12 | 50125b427 |
13 | 2842073a7 |
14 | 16601ab83 |
15 | c90d899d |
hex | 805c099f |
2153515423 has 8 divisors (see below), whose sum is σ = 2278607600. Its totient is φ = 2029598208.
The previous prime is 2153515393. The next prime is 2153515439. The reversal of 2153515423 is 3245153512.
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 2153515423 - 29 = 2153514911 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 (2153513423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289968 + ... + 297301.
It is an arithmetic number, because the mean of its divisors is an integer number (284825950).
Almost surely, 22153515423 is an apocalyptic number.
2153515423 is a deficient number, since it is larger than the sum of its proper divisors (125092177).
2153515423 is a wasteful number, since it uses less digits than its factorization.
2153515423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 587481.
The product of its digits is 18000, while the sum is 31.
The square root of 2153515423 is about 46405.9847756731. The cubic root of 2153515423 is about 1291.3659435128.
Adding to 2153515423 its reverse (3245153512), we get a palindrome (5398668935).
The spelling of 2153515423 in words is "two billion, one hundred fifty-three million, five hundred fifteen thousand, four hundred twenty-three".
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