Base | Representation |
---|---|
bin | 101111101100010111… |
… | …0110111001110100101 |
3 | 100210100212001222100201 |
4 | 1133120232313032211 |
5 | 3134224111130201 |
6 | 115015024510501 |
7 | 10254034063135 |
oct | 1373056671645 |
9 | 323325058321 |
10 | 102420411301 |
11 | 3a488719a1a |
12 | 17a2447b431 |
13 | 98730c3a90 |
14 | 4d586b4ac5 |
15 | 29e6993801 |
hex | 17d8bb73a5 |
102420411301 has 8 divisors (see below), whose sum is σ = 110301499224. Its totient is φ = 94539694080.
The previous prime is 102420411299. The next prime is 102420411341. The reversal of 102420411301 is 103114024201.
It can be written as a sum of positive squares in 4 ways, for example, as 21528519076 + 80891892225 = 146726^2 + 284415^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 102420411301 - 21 = 102420411299 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 (102420411341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798885 + ... + 918181.
It is an arithmetic number, because the mean of its divisors is an integer number (13787687403).
Almost surely, 2102420411301 is an apocalyptic number.
It is an amenable number.
102420411301 is a deficient number, since it is larger than the sum of its proper divisors (7881087923).
102420411301 is a wasteful number, since it uses less digits than its factorization.
102420411301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185351.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 102420411301 its reverse (103114024201), we get a palindrome (205534435502).
The spelling of 102420411301 in words is "one hundred two billion, four hundred twenty million, four hundred eleven thousand, three hundred one".
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