Base | Representation |
---|---|
bin | 10000111110100… |
… | …11001111011011 |
3 | 100220222211122001 |
4 | 20133103033123 |
5 | 242430014003 |
6 | 22044341431 |
7 | 3346401262 |
oct | 1037231733 |
9 | 326884561 |
10 | 142423003 |
11 | 73437568 |
12 | 3b844877 |
13 | 23678188 |
14 | 14cb55d9 |
15 | c78461d |
hex | 87d33db |
142423003 has 4 divisors (see below), whose sum is σ = 142561120. Its totient is φ = 142284888.
The previous prime is 142422979. The next prime is 142423013. The reversal of 142423003 is 300324241.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 142423003 - 29 = 142422491 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142423013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67500 + ... + 69577.
It is an arithmetic number, because the mean of its divisors is an integer number (35640280).
Almost surely, 2142423003 is an apocalyptic number.
142423003 is a deficient number, since it is larger than the sum of its proper divisors (138117).
142423003 is a wasteful number, since it uses less digits than its factorization.
142423003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138116.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 142423003 is about 11934.1109011103. The cubic root of 142423003 is about 522.2278710839.
Adding to 142423003 its reverse (300324241), we get a palindrome (442747244).
The spelling of 142423003 in words is "one hundred forty-two million, four hundred twenty-three thousand, three".
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