Base | Representation |
---|---|
bin | 10001000110000… |
… | …10110001011000 |
3 | 100222211200110201 |
4 | 20203002301120 |
5 | 243202412440 |
6 | 22121351544 |
7 | 3360625546 |
oct | 1043026130 |
9 | 328750421 |
10 | 143404120 |
11 | 73a47702 |
12 | 400385b4 |
13 | 2392c912 |
14 | 1508cd96 |
15 | c8ca19a |
hex | 88c2c58 |
143404120 has 64 divisors (see below), whose sum is σ = 332413920. Its totient is φ = 55655424.
The previous prime is 143404111. The next prime is 143404123. The reversal of 143404120 is 21404341.
143404120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143404123) 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, 195274 + ... + 196006.
Almost surely, 2143404120 is an apocalyptic number.
143404120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143404120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166206960).
143404120 is an abundant number, since it is smaller than the sum of its proper divisors (189009800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143404120 is a wasteful number, since it uses less digits than its factorization.
143404120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 884 (or 880 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 143404120 is about 11975.1459281296. The cubic root of 143404120 is about 523.4242943932.
Adding to 143404120 its reverse (21404341), we get a palindrome (164808461).
The spelling of 143404120 in words is "one hundred forty-three million, four hundred four thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •