Base | Representation |
---|---|
bin | 1000001101000001000101 |
3 | 11001020220000 |
4 | 20031001011 |
5 | 1022303334 |
6 | 114031513 |
7 | 24164406 |
oct | 10150105 |
9 | 4036800 |
10 | 2150469 |
11 | 1239752 |
12 | 878599 |
13 | 5a3a89 |
14 | 3dd9ad |
15 | 2c7299 |
hex | 20d045 |
2150469 has 20 divisors (see below), whose sum is σ = 3252480. Its totient is φ = 1415880.
The previous prime is 2150453. The next prime is 2150471. The reversal of 2150469 is 9640512.
It is not a de Polignac number, because 2150469 - 24 = 2150453 is a prime.
It is a super-2 number, since 2×21504692 = 9249033839922, which contains 22 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a d-powerful number, because it can be written as 217 + 1 + 59 + 0 + 48 + 6 + 93 .
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2150419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11164 + ... + 11354.
It is an arithmetic number, because the mean of its divisors is an integer number (162624).
22150469 is an apocalyptic number.
It is an amenable number.
2150469 is a deficient number, since it is larger than the sum of its proper divisors (1102011).
2150469 is a wasteful number, since it uses less digits than its factorization.
2150469 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 342 (or 333 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 2150469 is about 1466.4477488134. The cubic root of 2150469 is about 129.0756722051.
The spelling of 2150469 in words is "two million, one hundred fifty thousand, four hundred sixty-nine".
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