Base | Representation |
---|---|
bin | 1010010011101… |
… | …0001111001011 |
3 | 10000100022121212 |
4 | 2210322033023 |
5 | 42031331110 |
6 | 4142323335 |
7 | 1033310303 |
oct | 244721713 |
9 | 100308555 |
10 | 43230155 |
11 | 22447501 |
12 | 1258954b |
13 | 8c57b97 |
14 | 5a54603 |
15 | 3bdde05 |
hex | 293a3cb |
43230155 has 16 divisors (see below), whose sum is σ = 53866080. Its totient is φ = 33266688.
The previous prime is 43230119. The next prime is 43230157. The reversal of 43230155 is 55103234.
It is a cyclic number.
It is not a de Polignac number, because 43230155 - 26 = 43230091 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 43230155.
It is not an unprimeable number, because it can be changed into a prime (43230157) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63899 + ... + 64571.
It is an arithmetic number, because the mean of its divisors is an integer number (3366630).
Almost surely, 243230155 is an apocalyptic number.
43230155 is a deficient number, since it is larger than the sum of its proper divisors (10635925).
43230155 is a wasteful number, since it uses less digits than its factorization.
43230155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1150.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 43230155 is about 6574.9642584580. The cubic root of 43230155 is about 350.9637519622.
Adding to 43230155 its reverse (55103234), we get a palindrome (98333389).
The spelling of 43230155 in words is "forty-three million, two hundred thirty thousand, one hundred fifty-five".
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