Base | Representation |
---|---|
bin | 1001000100000100001… |
… | …01001011101110011101 |
3 | 1002202211101202021110212 |
4 | 10202002011023232131 |
5 | 20100242012322031 |
6 | 355021524142205 |
7 | 31333164453005 |
oct | 4420205135635 |
9 | 1082741667425 |
10 | 311420042141 |
11 | 110088549a5a |
12 | 50431b37965 |
13 | 2349ca941b0 |
14 | 11103b13005 |
15 | 817a07012b |
hex | 488214bb9d |
311420042141 has 16 divisors (see below), whose sum is σ = 352061713920. Its totient is φ = 273476468160.
The previous prime is 311420042111. The next prime is 311420042179. The reversal of 311420042141 is 141240024113.
It is a cyclic number.
It is not a de Polignac number, because 311420042141 - 26 = 311420042077 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311420042111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6524990 + ... + 6572543.
It is an arithmetic number, because the mean of its divisors is an integer number (22003857120).
Almost surely, 2311420042141 is an apocalyptic number.
311420042141 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
311420042141 is a deficient number, since it is larger than the sum of its proper divisors (40641671779).
311420042141 is a wasteful number, since it uses less digits than its factorization.
311420042141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13097636.
The product of its (nonzero) digits is 768, while the sum is 23.
Adding to 311420042141 its reverse (141240024113), we get a palindrome (452660066254).
The spelling of 311420042141 in words is "three hundred eleven billion, four hundred twenty million, forty-two thousand, one hundred forty-one".
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