Base | Representation |
---|---|
bin | 10001111010000… |
… | …10110111010000 |
3 | 101110122222102121 |
4 | 20331002313100 |
5 | 301424021430 |
6 | 22523424024 |
7 | 3502564612 |
oct | 1075026720 |
9 | 343588377 |
10 | 150220240 |
11 | 77882765 |
12 | 42385014 |
13 | 25178221 |
14 | 15d44db2 |
15 | d2c4a7a |
hex | 8f42dd0 |
150220240 has 20 divisors (see below), whose sum is σ = 349262244. Its totient is φ = 60088064.
The previous prime is 150220193. The next prime is 150220241. The reversal of 150220240 is 42022051.
It can be written as a sum of positive squares in 2 ways, for example, as 60652944 + 89567296 = 7788^2 + 9464^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×1502202402 = 45132241011315200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150220241) 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 3 ways as a sum of consecutive naturals, for example, 938797 + ... + 938956.
Almost surely, 2150220240 is an apocalyptic number.
150220240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
150220240 is an abundant number, since it is smaller than the sum of its proper divisors (199042004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
150220240 is a wasteful number, since it uses less digits than its factorization.
150220240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1877766 (or 1877760 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 16.
The square root of 150220240 is about 12256.4366762938. The cubic root of 150220240 is about 531.5892017827.
Adding to 150220240 its reverse (42022051), we get a palindrome (192242291).
The spelling of 150220240 in words is "one hundred fifty million, two hundred twenty thousand, two hundred forty".
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