Base | Representation |
---|---|
bin | 11100001000110110… |
… | …010101000111111111 |
3 | 2212222121112011110101 |
4 | 130020312111013333 |
5 | 443334041343403 |
6 | 21514010221531 |
7 | 2116466140606 |
oct | 341066250777 |
9 | 85877464411 |
10 | 30213231103 |
11 | 118a4643790 |
12 | 5a324248a7 |
13 | 2b06602853 |
14 | 16688b2a3d |
15 | bbc6e871d |
hex | 708d951ff |
30213231103 has 16 divisors (see below), whose sum is σ = 33178788000. Its totient is φ = 27284705280.
The previous prime is 30213231091. The next prime is 30213231107. The reversal of 30213231103 is 30113231203.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30213231103 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30213231107) 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, 1117675 + ... + 1144387.
It is an arithmetic number, because the mean of its divisors is an integer number (2073674250).
Almost surely, 230213231103 is an apocalyptic number.
30213231103 is a deficient number, since it is larger than the sum of its proper divisors (2965556897).
30213231103 is a wasteful number, since it uses less digits than its factorization.
30213231103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27402.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 30213231103 its reverse (30113231203), we get a palindrome (60326462306).
The spelling of 30213231103 in words is "thirty billion, two hundred thirteen million, two hundred thirty-one thousand, one hundred three".
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