Base | Representation |
---|---|
bin | 11011111110110001… |
… | …101011110011101011 |
3 | 2212112211112120210112 |
4 | 123332301223303223 |
5 | 443012311204011 |
6 | 21445132204535 |
7 | 2112344556512 |
oct | 337661536353 |
9 | 85484476715 |
10 | 30044241131 |
11 | 11818211053 |
12 | 59a590974b |
13 | 2aaa5b5198 |
14 | 1650283679 |
15 | bac96758b |
hex | 6fec6bceb |
30044241131 has 32 divisors (see below), whose sum is σ = 32837529600. Its totient is φ = 27394744320.
The previous prime is 30044241113. The next prime is 30044241137. The reversal of 30044241131 is 13114244003.
It is a cyclic number.
It is not a de Polignac number, because 30044241131 - 226 = 29977132267 is a prime.
It is a super-2 number, since 2×300442411312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30044241097 and 30044241106.
It is not an unprimeable number, because it can be changed into a prime (30044241137) 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, 41785790 + ... + 41786508.
It is an arithmetic number, because the mean of its divisors is an integer number (1026172800).
Almost surely, 230044241131 is an apocalyptic number.
30044241131 is a deficient number, since it is larger than the sum of its proper divisors (2793288469).
30044241131 is a wasteful number, since it uses less digits than its factorization.
30044241131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1499.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 30044241131 its reverse (13114244003), we get a palindrome (43158485134).
The spelling of 30044241131 in words is "thirty billion, forty-four million, two hundred forty-one thousand, one hundred thirty-one".
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