Base | Representation |
---|---|
bin | 1001000001101100000… |
… | …11000010011001010101 |
3 | 1002122112111102111211020 |
4 | 10200312003002121111 |
5 | 20040133432124341 |
6 | 354251155031353 |
7 | 31256444666301 |
oct | 4406603023125 |
9 | 1078474374736 |
10 | 310144411221 |
11 | 10a593486627 |
12 | 5013689b559 |
13 | 2332870c1b8 |
14 | 11022536d01 |
15 | 8103095566 |
hex | 48360c2655 |
310144411221 has 16 divisors (see below), whose sum is σ = 422211116544. Its totient is φ = 202457282544.
The previous prime is 310144411219. The next prime is 310144411243. The reversal of 310144411221 is 122114441013.
It is a happy number.
It is not a de Polignac number, because 310144411221 - 21 = 310144411219 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 310144411191 and 310144411200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (310144911221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4586215 + ... + 4653348.
It is an arithmetic number, because the mean of its divisors is an integer number (26388194784).
Almost surely, 2310144411221 is an apocalyptic number.
It is an amenable number.
310144411221 is a deficient number, since it is larger than the sum of its proper divisors (112066705323).
310144411221 is a wasteful number, since it uses less digits than its factorization.
310144411221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9239800.
The product of its (nonzero) digits is 768, while the sum is 24.
Adding to 310144411221 its reverse (122114441013), we get a palindrome (432258852234).
The spelling of 310144411221 in words is "three hundred ten billion, one hundred forty-four million, four hundred eleven thousand, two hundred twenty-one".
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