Base | Representation |
---|---|
bin | 10010111011111100010… |
… | …000001101011110011011 |
3 | 11121101220200112201012021 |
4 | 102323330100031132123 |
5 | 132310041412400243 |
6 | 2433451541155311 |
7 | 163005505313566 |
oct | 22737420153633 |
9 | 4541820481167 |
10 | 1301312231323 |
11 | 461979913a95 |
12 | 1902529bbb37 |
13 | 95936c25790 |
14 | 46dab9714dd |
15 | 23cb422e6ed |
hex | 12efc40d79b |
1301312231323 has 4 divisors (see below), whose sum is σ = 1401413172208. Its totient is φ = 1201211290440.
The previous prime is 1301312231309. The next prime is 1301312231333. The reversal of 1301312231323 is 3231322131031.
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 1301312231323 - 25 = 1301312231291 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1301312231333) 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 3 ways as a sum of consecutive naturals, for example, 50050470423 + ... + 50050470448.
It is an arithmetic number, because the mean of its divisors is an integer number (350353293052).
Almost surely, 21301312231323 is an apocalyptic number.
1301312231323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1301312231323 is a deficient number, since it is larger than the sum of its proper divisors (100100940885).
1301312231323 is a wasteful number, since it uses less digits than its factorization.
1301312231323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100100940884.
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 1301312231323 its reverse (3231322131031), we get a palindrome (4532634362354).
The spelling of 1301312231323 in words is "one trillion, three hundred one billion, three hundred twelve million, two hundred thirty-one thousand, three hundred twenty-three".
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