Base | Representation |
---|---|
bin | 11100111010001101… |
… | …100110001110001110 |
3 | 2222010022220012212010 |
4 | 130322031212032032 |
5 | 1002033100222110 |
6 | 22132113122050 |
7 | 2146143444234 |
oct | 347215461616 |
9 | 88108805763 |
10 | 31041414030 |
11 | 1218a083890 |
12 | 6023859326 |
13 | 2c09072613 |
14 | 1706896954 |
15 | c1a28b020 |
hex | 73a36638e |
31041414030 has 32 divisors (see below), whose sum is σ = 81272066688. Its totient is φ = 7525191200.
The previous prime is 31041414013. The next prime is 31041414043. The reversal of 31041414030 is 3041414013.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 31041413988 and 31041414006.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 47032116 + ... + 47032775.
It is an arithmetic number, because the mean of its divisors is an integer number (2539752084).
Almost surely, 231041414030 is an apocalyptic number.
31041414030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
31041414030 is an abundant number, since it is smaller than the sum of its proper divisors (50230652658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31041414030 is a wasteful number, since it uses less digits than its factorization.
31041414030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94064912.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 31041414030 its reverse (3041414013), we get a palindrome (34082828043).
The spelling of 31041414030 in words is "thirty-one billion, forty-one million, four hundred fourteen thousand, thirty".
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