Base | Representation |
---|---|
bin | 101111100100000101… |
… | …0000100101000101001 |
3 | 100202122110211001111100 |
4 | 1133020022010220221 |
5 | 3133141414101213 |
6 | 114531252352013 |
7 | 10244116330512 |
oct | 1371012045051 |
9 | 322573731440 |
10 | 102142331433 |
11 | 3a35575744a |
12 | 17967315609 |
13 | 982a5cc38c |
14 | 4d2d7a9a09 |
15 | 29cc364773 |
hex | 17c8284a29 |
102142331433 has 12 divisors (see below), whose sum is σ = 147566110068. Its totient is φ = 68082339840.
The previous prime is 102142331399. The next prime is 102142331443. The reversal of 102142331433 is 334133241201.
It is a happy number.
102142331433 is a `hidden beast` number, since 10 + 214 + 2 + 3 + 3 + 1 + 433 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 83435477904 + 18706853529 = 288852^2 + 136773^2 .
It is not a de Polignac number, because 102142331433 - 220 = 102141282857 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 102142331397 and 102142331406.
It is not an unprimeable number, because it can be changed into a prime (102142331443) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 993960 + ... + 1091897.
It is an arithmetic number, because the mean of its divisors is an integer number (12297175839).
Almost surely, 2102142331433 is an apocalyptic number.
It is an amenable number.
102142331433 is a deficient number, since it is larger than the sum of its proper divisors (45423778635).
102142331433 is a wasteful number, since it uses less digits than its factorization.
102142331433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2091304 (or 2091301 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 102142331433 its reverse (334133241201), we get a palindrome (436275572634).
The spelling of 102142331433 in words is "one hundred two billion, one hundred forty-two million, three hundred thirty-one thousand, four hundred thirty-three".
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