Base | Representation |
---|---|
bin | 10000101110101… |
… | …00010010011111 |
3 | 100210001111202201 |
4 | 20113110102133 |
5 | 241411031033 |
6 | 21531432331 |
7 | 3322533532 |
oct | 1027242237 |
9 | 323044681 |
10 | 140330143 |
11 | 72238128 |
12 | 3abb56a7 |
13 | 230c46b5 |
14 | 148cca19 |
15 | c4be47d |
hex | 85d449f |
140330143 has 8 divisors (see below), whose sum is σ = 150220800. Its totient is φ = 130690008.
The previous prime is 140330129. The next prime is 140330147. The reversal of 140330143 is 341033041.
140330143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 140330143 - 25 = 140330111 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 140330143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140330147) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61471 + ... + 63712.
It is an arithmetic number, because the mean of its divisors is an integer number (18777600).
Almost surely, 2140330143 is an apocalyptic number.
140330143 is a deficient number, since it is larger than the sum of its proper divisors (9890657).
140330143 is a wasteful number, since it uses less digits than its factorization.
140330143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125261.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 140330143 is about 11846.1024391991. The cubic root of 140330143 is about 519.6572482414.
Adding to 140330143 its reverse (341033041), we get a palindrome (481363184).
The spelling of 140330143 in words is "one hundred forty million, three hundred thirty thousand, one hundred forty-three".
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