Base | Representation |
---|---|
bin | 11101010010000111000… |
… | …010101100000011100111 |
3 | 21010101010100220002000221 |
4 | 131102013002230003213 |
5 | 230432202420322211 |
6 | 4140235333545211 |
7 | 265245632345602 |
oct | 35220702540347 |
9 | 7111110802027 |
10 | 2012310323431 |
11 | 706463798001 |
12 | 285bba7a5207 |
13 | 1179b5a9c815 |
14 | 6d5797ab339 |
15 | 37528aeac71 |
hex | 1d4870ac0e7 |
2012310323431 has 8 divisors (see below), whose sum is σ = 2016307434240. Its totient is φ = 2008316657592.
The previous prime is 2012310323399. The next prime is 2012310323473. The reversal of 2012310323431 is 1343230132102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2012310323431 - 25 = 2012310323399 is a prime.
It is a super-3 number, since 3×20123103234313 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2012310323396 and 2012310323405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012310329431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309756 + ... + 2029918.
It is an arithmetic number, because the mean of its divisors is an integer number (252038429280).
Almost surely, 22012310323431 is an apocalyptic number.
2012310323431 is a deficient number, since it is larger than the sum of its proper divisors (3997110809).
2012310323431 is a wasteful number, since it uses less digits than its factorization.
2012310323431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1722485.
The product of its (nonzero) digits is 2592, while the sum is 25.
Adding to 2012310323431 its reverse (1343230132102), we get a palindrome (3355540455533).
The spelling of 2012310323431 in words is "two trillion, twelve billion, three hundred ten million, three hundred twenty-three thousand, four hundred thirty-one".
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