Base | Representation |
---|---|
bin | 101111101100011100… |
… | …1010001111110011111 |
3 | 100210101001012201120221 |
4 | 1133120321101332133 |
5 | 3134230311023203 |
6 | 115015203222211 |
7 | 10254066226216 |
oct | 1373071217637 |
9 | 323331181527 |
10 | 102423142303 |
11 | 3a48a214849 |
12 | 17a25377967 |
13 | 987383bb61 |
14 | 4d58bc607d |
15 | 29e6d32abd |
hex | 17d8e51f9f |
102423142303 has 4 divisors (see below), whose sum is σ = 103380368040. Its totient is φ = 101465916568.
The previous prime is 102423142229. The next prime is 102423142309. The reversal of 102423142303 is 303241324201.
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 102423142303 - 29 = 102423141791 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102423142309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478612708 + ... + 478612921.
It is an arithmetic number, because the mean of its divisors is an integer number (25845092010).
Almost surely, 2102423142303 is an apocalyptic number.
102423142303 is a deficient number, since it is larger than the sum of its proper divisors (957225737).
102423142303 is an equidigital number, since it uses as much as digits as its factorization.
102423142303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 957225736.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 102423142303 its reverse (303241324201), we get a palindrome (405664466504).
The spelling of 102423142303 in words is "one hundred two billion, four hundred twenty-three million, one hundred forty-two thousand, three hundred three".
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