Base | Representation |
---|---|
bin | 11101001001110000… |
… | …110101110111110011 |
3 | 2222210111211011210002 |
4 | 131021300311313303 |
5 | 1003101342431121 |
6 | 22214033100215 |
7 | 2155462154060 |
oct | 351160656763 |
9 | 88714734702 |
10 | 31302311411 |
11 | 1230337a958 |
12 | 60970b766b |
13 | 2c4b12c177 |
14 | 172d3abc67 |
15 | c33123e0b |
hex | 749c35df3 |
31302311411 has 32 divisors (see below), whose sum is σ = 37295751168. Its totient is φ = 25707417120.
The previous prime is 31302311401. The next prime is 31302311413. The reversal of 31302311411 is 11411320313.
It is not a de Polignac number, because 31302311411 - 210 = 31302310387 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31302311413) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18821966 + ... + 18823628.
It is an arithmetic number, because the mean of its divisors is an integer number (1165492224).
Almost surely, 231302311411 is an apocalyptic number.
31302311411 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
31302311411 is a deficient number, since it is larger than the sum of its proper divisors (5993439757).
31302311411 is a wasteful number, since it uses less digits than its factorization.
31302311411 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2511.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 31302311411 its reverse (11411320313), we get a palindrome (42713631724).
The spelling of 31302311411 in words is "thirty-one billion, three hundred two million, three hundred eleven thousand, four hundred eleven".
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