Base | Representation |
---|---|
bin | 1000000000111010… |
… | …0011110001110100 |
3 | 12112221001101002122 |
4 | 2000032203301310 |
5 | 13401213101322 |
6 | 553245455112 |
7 | 104211515165 |
oct | 20016436164 |
9 | 5487041078 |
10 | 2151300212 |
11 | a04397766 |
12 | 500571498 |
13 | 283910009 |
14 | 165a0176c |
15 | c8cec442 |
hex | 803a3c74 |
2151300212 has 12 divisors (see below), whose sum is σ = 3776653860. Its totient is φ = 1072256256.
The previous prime is 2151300199. The next prime is 2151300227. The reversal of 2151300212 is 2120031512.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1134072976 + 1017227236 = 33676^2 + 31894^2 .
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 847037 + ... + 849572.
It is an arithmetic number, because the mean of its divisors is an integer number (314721155).
Almost surely, 22151300212 is an apocalyptic number.
It is an amenable number.
2151300212 is a deficient number, since it is larger than the sum of its proper divisors (1625353648).
2151300212 is a wasteful number, since it uses less digits than its factorization.
2151300212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1696930 (or 1696928 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 2151300212 is about 46382.1109049599. The cubic root of 2151300212 is about 1290.9230042702.
Adding to 2151300212 its reverse (2120031512), we get a palindrome (4271331724).
It can be divided in two parts, 2151300 and 212, that added together give a palindrome (2151512).
The spelling of 2151300212 in words is "two billion, one hundred fifty-one million, three hundred thousand, two hundred twelve".
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