Base | Representation |
---|---|
bin | 10001000110000… |
… | …00001011011110 |
3 | 100222211010220110 |
4 | 20203000023132 |
5 | 243202043002 |
6 | 22121230450 |
7 | 3360552600 |
oct | 1043001336 |
9 | 328733813 |
10 | 143393502 |
11 | 73a3a72a |
12 | 40032426 |
13 | 23927b35 |
14 | 15089170 |
15 | c8c6e6c |
hex | 88c02de |
143393502 has 24 divisors (see below), whose sum is σ = 333610056. Its totient is φ = 40969488.
The previous prime is 143393489. The next prime is 143393527. The reversal of 143393502 is 205393341.
143393502 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 143393502.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 243573 + ... + 244160.
It is an arithmetic number, because the mean of its divisors is an integer number (13900419).
Almost surely, 2143393502 is an apocalyptic number.
143393502 is an abundant number, since it is smaller than the sum of its proper divisors (190216554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143393502 is a wasteful number, since it uses less digits than its factorization.
143393502 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 487752 (or 487745 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 30.
The square root of 143393502 is about 11974.7025850332. The cubic root of 143393502 is about 523.4113755260.
The spelling of 143393502 in words is "one hundred forty-three million, three hundred ninety-three thousand, five hundred two".
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