Base | Representation |
---|---|
bin | 11101010001010… |
… | …00100111001010 |
3 | 122010000101010122 |
4 | 32220220213022 |
5 | 1000324030010 |
6 | 40210343242 |
7 | 6040666013 |
oct | 1650504712 |
9 | 563011118 |
10 | 245533130 |
11 | 116662747 |
12 | 6a28ab22 |
13 | 3bb3a49b |
14 | 2487600a |
15 | 16850855 |
hex | ea289ca |
245533130 has 8 divisors (see below), whose sum is σ = 441959652. Its totient is φ = 98213248.
The previous prime is 245533129. The next prime is 245533177. The reversal of 245533130 is 31335542.
It can be written as a sum of positive squares in 2 ways, for example, as 242767561 + 2765569 = 15581^2 + 1663^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 245533130.
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, 12276647 + ... + 12276666.
Almost surely, 2245533130 is an apocalyptic number.
245533130 is a deficient number, since it is larger than the sum of its proper divisors (196426522).
245533130 is a wasteful number, since it uses less digits than its factorization.
245533130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24553320.
The product of its (nonzero) digits is 5400, while the sum is 26.
The square root of 245533130 is about 15669.4968011101. The cubic root of 245533130 is about 626.1860188844.
Adding to 245533130 its reverse (31335542), we get a palindrome (276868672).
The spelling of 245533130 in words is "two hundred forty-five million, five hundred thirty-three thousand, one hundred thirty".
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