Base | Representation |
---|---|
bin | 101111101100101011… |
… | …1110011100100001011 |
3 | 100210101121021021010121 |
4 | 1133121113303210023 |
5 | 3134234333103303 |
6 | 115020050524111 |
7 | 10254224234323 |
oct | 1373127634413 |
9 | 323347237117 |
10 | 102431144203 |
11 | 3a49378a793 |
12 | 17a27b96637 |
13 | 98753b10cb |
14 | 4d59caa283 |
15 | 29e78b39bd |
hex | 17d95f390b |
102431144203 has 4 divisors (see below), whose sum is σ = 102437170000. Its totient is φ = 102425118408.
The previous prime is 102431144173. The next prime is 102431144213. The reversal of 102431144203 is 302441134201.
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 102431144203 - 25 = 102431144171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102431144213) 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, 2987328 + ... + 3021421.
It is an arithmetic number, because the mean of its divisors is an integer number (25609292500).
Almost surely, 2102431144203 is an apocalyptic number.
102431144203 is a deficient number, since it is larger than the sum of its proper divisors (6025797).
102431144203 is an equidigital number, since it uses as much as digits as its factorization.
102431144203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6025796.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 102431144203 its reverse (302441134201), we get a palindrome (404872278404).
The spelling of 102431144203 in words is "one hundred two billion, four hundred thirty-one million, one hundred forty-four thousand, two hundred three".
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