Base | Representation |
---|---|
bin | 10010001001010… |
… | …11110110101000 |
3 | 101121102201220020 |
4 | 21010223312220 |
5 | 302432120034 |
6 | 23034400440 |
7 | 3525606153 |
oct | 1104536650 |
9 | 347381806 |
10 | 152223144 |
11 | 78a20557 |
12 | 42b90120 |
13 | 256c9a88 |
14 | 16306c9a |
15 | d56d249 |
hex | 912bda8 |
152223144 has 32 divisors (see below), whose sum is σ = 392835840. Its totient is φ = 49104000.
The previous prime is 152223133. The next prime is 152223157. The reversal of 152223144 is 441322251.
152223144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (24).
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 7 ways as a sum of consecutive naturals, for example, 101557 + ... + 103044.
It is an arithmetic number, because the mean of its divisors is an integer number (12276120).
Almost surely, 2152223144 is an apocalyptic number.
It is an amenable number.
152223144 is an abundant number, since it is smaller than the sum of its proper divisors (240612696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152223144 is a wasteful number, since it uses less digits than its factorization.
152223144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204641 (or 204637 counting only the distinct ones).
The product of its digits is 1920, while the sum is 24.
The square root of 152223144 is about 12337.8743712197. The cubic root of 152223144 is about 533.9413589886.
Adding to 152223144 its reverse (441322251), we get a palindrome (593545395).
The spelling of 152223144 in words is "one hundred fifty-two million, two hundred twenty-three thousand, one hundred forty-four".
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