Base | Representation |
---|---|
bin | 1001000100000110110… |
… | …10011110011101101010 |
3 | 1002202212221211020020120 |
4 | 10202003122132131222 |
5 | 20100313223314010 |
6 | 355024043304110 |
7 | 31333555505400 |
oct | 4420332363552 |
9 | 1082787736216 |
10 | 311442401130 |
11 | 11009a130663 |
12 | 5043951b036 |
13 | 234a45c2273 |
14 | 11106a93470 |
15 | 817bed9e70 |
hex | 488369e76a |
311442401130 has 96 divisors (see below), whose sum is σ = 878105629440. Its totient is φ = 70481980800.
The previous prime is 311442401119. The next prime is 311442401183. The reversal of 311442401130 is 31104244113.
It is a self number, because there is not a number n which added to its sum of digits gives 311442401130.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 900370 + ... + 1197309.
It is an arithmetic number, because the mean of its divisors is an integer number (9146933640).
Almost surely, 2311442401130 is an apocalyptic number.
311442401130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
311442401130 is an abundant number, since it is smaller than the sum of its proper divisors (566663228310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311442401130 is a wasteful number, since it uses less digits than its factorization.
311442401130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2097804 (or 2097797 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 311442401130 its reverse (31104244113), we get a palindrome (342546645243).
The spelling of 311442401130 in words is "three hundred eleven billion, four hundred forty-two million, four hundred one thousand, one hundred thirty".
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