Base | Representation |
---|---|
bin | 1001000101101101010… |
… | …01101010111001000101 |
3 | 1002212002212100111200110 |
4 | 10202312221222321011 |
5 | 20104043304202323 |
6 | 355245232103233 |
7 | 31364064250326 |
oct | 4426651527105 |
9 | 1085085314613 |
10 | 312302022213 |
11 | 1104a0393705 |
12 | 50639394b19 |
13 | 235b071b7ac |
14 | 11188cdc44d |
15 | 81cc6dc793 |
hex | 48b6a6ae45 |
312302022213 has 32 divisors (see below), whose sum is σ = 452249481600. Its totient is φ = 190921328640.
The previous prime is 312302022187. The next prime is 312302022259. The reversal of 312302022213 is 312220203213.
It is a happy number.
It is not a de Polignac number, because 312302022213 - 29 = 312302021701 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 312302022213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312302022913) 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 31 ways as a sum of consecutive naturals, for example, 1484238 + ... + 1681536.
It is an arithmetic number, because the mean of its divisors is an integer number (14132796300).
Almost surely, 2312302022213 is an apocalyptic number.
It is an amenable number.
312302022213 is a deficient number, since it is larger than the sum of its proper divisors (139947459387).
312302022213 is a wasteful number, since it uses less digits than its factorization.
312302022213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198117.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 312302022213 its reverse (312220203213), we get a palindrome (624522225426).
The spelling of 312302022213 in words is "three hundred twelve billion, three hundred two million, twenty-two thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •