Base | Representation |
---|---|
bin | 1000000000111010… |
… | …1001010110101010 |
3 | 12112221002112102111 |
4 | 2000032221112222 |
5 | 13401214314200 |
6 | 553250152534 |
7 | 104211641602 |
oct | 20016512652 |
9 | 5487075374 |
10 | 2151323050 |
11 | a04402938 |
12 | 50058274a |
13 | 28391a526 |
14 | 165a09c02 |
15 | c8d040ba |
hex | 803a95aa |
2151323050 has 12 divisors (see below), whose sum is σ = 4001460966. Its totient is φ = 860529200.
The previous prime is 2151323047. The next prime is 2151323059. The reversal of 2151323050 is 503231512.
It can be written as a sum of positive squares in 3 ways, for example, as 1010031961 + 1141291089 = 31781^2 + 33783^2 .
It is a super-2 number, since 2×21513230502 = 9256381730922605000, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2151323059) 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 5 ways as a sum of consecutive naturals, for example, 21513181 + ... + 21513280.
Almost surely, 22151323050 is an apocalyptic number.
2151323050 is a deficient number, since it is larger than the sum of its proper divisors (1850137916).
2151323050 is a wasteful number, since it uses less digits than its factorization.
2151323050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43026473 (or 43026468 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 2151323050 is about 46382.3570983623. The cubic root of 2151323050 is about 1290.9275723596.
Adding to 2151323050 its reverse (503231512), we get a palindrome (2654554562).
The spelling of 2151323050 in words is "two billion, one hundred fifty-one million, three hundred twenty-three thousand, fifty".
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