Base | Representation |
---|---|
bin | 1000000001001001… |
… | …1110100100011010 |
3 | 12112222222120012111 |
4 | 2000102132210122 |
5 | 13401443434300 |
6 | 553323502534 |
7 | 104223324100 |
oct | 20022364432 |
9 | 5488876174 |
10 | 2152327450 |
11 | a04a29519 |
12 | 500987a4a |
13 | 283bac750 |
14 | 165bcbc70 |
15 | c8e519ba |
hex | 8049e91a |
2152327450 has 72 divisors (see below), whose sum is σ = 5015233692. Its totient is φ = 681166080.
The previous prime is 2152327433. The next prime is 2152327451. The reversal of 2152327450 is 547232512.
It can be written as a sum of positive squares in 6 ways, for example, as 339185889 + 1813141561 = 18417^2 + 42581^2 .
It is not an unprimeable number, because it can be changed into a prime (2152327451) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1939 + ... + 65638.
Almost surely, 22152327450 is an apocalyptic number.
2152327450 is an abundant number, since it is smaller than the sum of its proper divisors (2862906242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2152327450 is a wasteful number, since it uses less digits than its factorization.
2152327450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67616 (or 67604 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 31.
The square root of 2152327450 is about 46393.1832277114. The cubic root of 2152327450 is about 1291.1284419161.
Adding to 2152327450 its reverse (547232512), we get a palindrome (2699559962).
The spelling of 2152327450 in words is "two billion, one hundred fifty-two million, three hundred twenty-seven thousand, four hundred fifty".
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