Base | Representation |
---|---|
bin | 1101101100011000000010… |
… | …00010101101111101101111 |
3 | 10221121200102100221002201010 |
4 | 12312030001002231331233 |
5 | 12421323420444431111 |
6 | 144013135503320303 |
7 | 6225344153034324 |
oct | 666140102557557 |
9 | 127550370832633 |
10 | 30112033202031 |
11 | 965a4947a5a20 |
12 | 3463ab6bb0093 |
13 | 13a5724c39a81 |
14 | 7616045ccb4b |
15 | 37343a641aa6 |
hex | 1b63010adf6f |
30112033202031 has 16 divisors (see below), whose sum is σ = 43800210609408. Its totient is φ = 18249346430400.
The previous prime is 30112033201969. The next prime is 30112033202047. The reversal of 30112033202031 is 13020233021103.
It is not a de Polignac number, because 30112033202031 - 234 = 30094853332847 is a prime.
It is a super-2 number, since 2×301120332020312 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30112033201989 and 30112033202007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30112033200031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7612750 + ... + 10870971.
It is an arithmetic number, because the mean of its divisors is an integer number (2737513163088).
Almost surely, 230112033202031 is an apocalyptic number.
30112033202031 is a deficient number, since it is larger than the sum of its proper divisors (13688177407377).
30112033202031 is a wasteful number, since it uses less digits than its factorization.
30112033202031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18533102.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 30112033202031 its reverse (13020233021103), we get a palindrome (43132266223134).
The spelling of 30112033202031 in words is "thirty trillion, one hundred twelve billion, thirty-three million, two hundred two thousand, thirty-one".
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