Base | Representation |
---|---|
bin | 11100000100100111… |
… | …000111001101100110 |
3 | 2212210122202000022210 |
4 | 130010213013031212 |
5 | 443212341224334 |
6 | 21502550304250 |
7 | 2114643622023 |
oct | 340447071546 |
9 | 85718660283 |
10 | 30142133094 |
11 | 118684a27a7 |
12 | 5a12658086 |
13 | 2ac496b318 |
14 | 165d28654a |
15 | bb63525e9 |
hex | 7049c7366 |
30142133094 has 16 divisors (see below), whose sum is σ = 62228920320. Its totient is φ = 9723268680.
The previous prime is 30142133093. The next prime is 30142133171. The reversal of 30142133094 is 49033124103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30142133093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81027054 + ... + 81027425.
It is an arithmetic number, because the mean of its divisors is an integer number (3889307520).
Almost surely, 230142133094 is an apocalyptic number.
30142133094 is an abundant number, since it is smaller than the sum of its proper divisors (32086787226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30142133094 is a wasteful number, since it uses less digits than its factorization.
30142133094 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162054515.
The product of its (nonzero) digits is 7776, while the sum is 30.
Adding to 30142133094 its reverse (49033124103), we get a palindrome (79175257197).
The spelling of 30142133094 in words is "thirty billion, one hundred forty-two million, one hundred thirty-three thousand, ninety-four".
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