Base | Representation |
---|---|
bin | 10001001101111… |
… | …10010000100100 |
3 | 101001210000111021 |
4 | 20212332100210 |
5 | 243433343322 |
6 | 22155420524 |
7 | 3402445666 |
oct | 1046762044 |
9 | 331700437 |
10 | 144434212 |
11 | 7459061a |
12 | 40454744 |
13 | 23c00740 |
14 | 1527a536 |
15 | ca304c7 |
hex | 89be424 |
144434212 has 12 divisors (see below), whose sum is σ = 272203036. Its totient is φ = 66661920.
The previous prime is 144434203. The next prime is 144434237. The reversal of 144434212 is 212434441.
It can be written as a sum of positive squares in 2 ways, for example, as 96353856 + 48080356 = 9816^2 + 6934^2 .
It is a super-2 number, since 2×1444342122 = 41722483192121888, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388739 + ... + 1388842.
Almost surely, 2144434212 is an apocalyptic number.
It is an amenable number.
144434212 is a deficient number, since it is larger than the sum of its proper divisors (127768824).
144434212 is a wasteful number, since it uses less digits than its factorization.
144434212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2777598 (or 2777596 counting only the distinct ones).
The product of its digits is 3072, while the sum is 25.
The square root of 144434212 is about 12018.0785485867. The cubic root of 144434212 is about 524.6745823095.
Adding to 144434212 its reverse (212434441), we get a palindrome (356868653).
The spelling of 144434212 in words is "one hundred forty-four million, four hundred thirty-four thousand, two hundred twelve".
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