Base | Representation |
---|---|
bin | 111100100110001101… |
… | …1001101111010111010 |
3 | 110102220001212000122101 |
4 | 1321030123031322322 |
5 | 4113002043102302 |
6 | 135440443414014 |
7 | 12254526065242 |
oct | 1711433157272 |
9 | 412801760571 |
10 | 130131222202 |
11 | 50208756333 |
12 | 2127882430a |
13 | c36b12a6c7 |
14 | 6426aa6b22 |
15 | 35b9634287 |
hex | 1e4c6cdeba |
130131222202 has 4 divisors (see below), whose sum is σ = 195196833306. Its totient is φ = 65065611100.
The previous prime is 130131222197. The next prime is 130131222203. The reversal of 130131222202 is 202222131031.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 130038850881 + 92371321 = 360609^2 + 9611^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 130131222202.
It is not an unprimeable number, because it can be changed into a prime (130131222203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32532805549 + ... + 32532805552.
Almost surely, 2130131222202 is an apocalyptic number.
130131222202 is a deficient number, since it is larger than the sum of its proper divisors (65065611104).
130131222202 is an equidigital number, since it uses as much as digits as its factorization.
130131222202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65065611103.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 130131222202 its reverse (202222131031), we get a palindrome (332353353233).
The spelling of 130131222202 in words is "one hundred thirty billion, one hundred thirty-one million, two hundred twenty-two thousand, two hundred two".
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