Base | Representation |
---|---|
bin | 10111110110111… |
… | …01100110111001 |
3 | 111221121000112212 |
4 | 23323131212321 |
5 | 402213342040 |
6 | 31505344505 |
7 | 4650065135 |
oct | 1373354671 |
9 | 457530485 |
10 | 200137145 |
11 | a2a76aaa |
12 | 57038135 |
13 | 32604860 |
14 | 1c81a3c5 |
15 | 12884d65 |
hex | bedd9b9 |
200137145 has 32 divisors (see below), whose sum is σ = 274579200. Its totient is φ = 138910464.
The previous prime is 200137129. The next prime is 200137177. The reversal of 200137145 is 541731002.
It is a cyclic number.
It is not a de Polignac number, because 200137145 - 24 = 200137129 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 200137145.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87071 + ... + 89339.
It is an arithmetic number, because the mean of its divisors is an integer number (8580600).
Almost surely, 2200137145 is an apocalyptic number.
It is an amenable number.
200137145 is a deficient number, since it is larger than the sum of its proper divisors (74442055).
200137145 is a wasteful number, since it uses less digits than its factorization.
200137145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2369.
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 200137145 is about 14146.9836007539. The cubic root of 200137145 is about 584.9371885712.
Adding to 200137145 its reverse (541731002), we get a palindrome (741868147).
The spelling of 200137145 in words is "two hundred million, one hundred thirty-seven thousand, one hundred forty-five".
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