Base | Representation |
---|---|
bin | 1000100111001… |
… | …00101110110010 |
3 | 12000221011201102 |
4 | 10103210232302 |
5 | 121443140200 |
6 | 11100204402 |
7 | 1535013251 |
oct | 423445662 |
9 | 160834642 |
10 | 72240050 |
11 | 37861023 |
12 | 20239702 |
13 | 11c742bc |
14 | 9846798 |
15 | 651e6d5 |
hex | 44e4bb2 |
72240050 has 12 divisors (see below), whose sum is σ = 134366586. Its totient is φ = 28896000.
The previous prime is 72240037. The next prime is 72240101. The reversal of 72240050 is 5004227.
It can be written as a sum of positive squares in 3 ways, for example, as 46362481 + 25877569 = 6809^2 + 5087^2 .
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 5 ways as a sum of consecutive naturals, for example, 722351 + ... + 722450.
Almost surely, 272240050 is an apocalyptic number.
72240050 is a deficient number, since it is larger than the sum of its proper divisors (62126536).
72240050 is a wasteful number, since it uses less digits than its factorization.
72240050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1444813 (or 1444808 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 20.
The square root of 72240050 is about 8499.4146857298. The cubic root of 72240050 is about 416.4785888948.
Adding to 72240050 its reverse (5004227), we get a palindrome (77244277).
The spelling of 72240050 in words is "seventy-two million, two hundred forty thousand, fifty".
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