Base | Representation |
---|---|
bin | 1000000001001001… |
… | …1000101101011100 |
3 | 12112222221100021200 |
4 | 2000102120231130 |
5 | 13401442202302 |
6 | 553323155500 |
7 | 104223164115 |
oct | 20022305534 |
9 | 5488840250 |
10 | 2152303452 |
11 | a04a12492 |
12 | 500975b90 |
13 | 283ba1850 |
14 | 165bc320c |
15 | c8e4981c |
hex | 80498b5c |
2152303452 has 36 divisors (see below), whose sum is σ = 5859049560. Its totient is φ = 662247072.
The previous prime is 2152303379. The next prime is 2152303459. The reversal of 2152303452 is 2543032512.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×21523034522 = 9264820298982232608, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2152303459) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2299002 + ... + 2299937.
Almost surely, 22152303452 is an apocalyptic number.
It is an amenable number.
2152303452 is an abundant number, since it is smaller than the sum of its proper divisors (3706746108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2152303452 is a wasteful number, since it uses less digits than its factorization.
2152303452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4598962 (or 4598957 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 2152303452 is about 46392.9245898553. The cubic root of 2152303452 is about 1291.1236432945.
Adding to 2152303452 its reverse (2543032512), we get a palindrome (4695335964).
The spelling of 2152303452 in words is "two billion, one hundred fifty-two million, three hundred three thousand, four hundred fifty-two".
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