Base | Representation |
---|---|
bin | 10010111100110001111… |
… | …101010000010111111011 |
3 | 11121111020110221021221021 |
4 | 102330301331100113323 |
5 | 132313413041411443 |
6 | 2434121204523311 |
7 | 163040025561226 |
oct | 22746175202773 |
9 | 4544213837837 |
10 | 1302213232123 |
11 | 4622a146a251 |
12 | 1904646b0537 |
13 | 95a4b7ac84b |
14 | 470554ac5bd |
15 | 23d183a79ed |
hex | 12f31f505fb |
1302213232123 has 2 divisors, whose sum is σ = 1302213232124. Its totient is φ = 1302213232122.
The previous prime is 1302213231971. The next prime is 1302213232147. The reversal of 1302213232123 is 3212323122031.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1302213232123 - 213 = 1302213223931 is a prime.
It is not a weakly prime, because it can be changed into another prime (1302213232163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651106616061 + 651106616062.
It is an arithmetic number, because the mean of its divisors is an integer number (651106616062).
Almost surely, 21302213232123 is an apocalyptic number.
1302213232123 is a deficient number, since it is larger than the sum of its proper divisors (1).
1302213232123 is an equidigital number, since it uses as much as digits as its factorization.
1302213232123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 1302213232123 its reverse (3212323122031), we get a palindrome (4514536354154).
The spelling of 1302213232123 in words is "one trillion, three hundred two billion, two hundred thirteen million, two hundred thirty-two thousand, one hundred twenty-three".
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