Base | Representation |
---|---|
bin | 11100000100100110… |
… | …111111101101000101 |
3 | 2212210122200110010210 |
4 | 130010212333231011 |
5 | 443212334233331 |
6 | 21502545510033 |
7 | 2114643433251 |
oct | 340446775505 |
9 | 85718613123 |
10 | 30142102341 |
11 | 1186848168a |
12 | 5a12642319 |
13 | 2ac495a320 |
14 | 165d279261 |
15 | bb6348446 |
hex | 7049bfb45 |
30142102341 has 64 divisors (see below), whose sum is σ = 46289196800. Its totient is φ = 17293326336.
The previous prime is 30142102339. The next prime is 30142102343. The reversal of 30142102341 is 14320124103.
It is an interprime number because it is at equal distance from previous prime (30142102339) and next prime (30142102343).
It is not a de Polignac number, because 30142102341 - 21 = 30142102339 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 (30142102343) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 12679545 + ... + 12681921.
It is an arithmetic number, because the mean of its divisors is an integer number (723268700).
Almost surely, 230142102341 is an apocalyptic number.
It is an amenable number.
30142102341 is a deficient number, since it is larger than the sum of its proper divisors (16147094459).
30142102341 is a wasteful number, since it uses less digits than its factorization.
30142102341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2678.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 30142102341 its reverse (14320124103), we get a palindrome (44462226444).
The spelling of 30142102341 in words is "thirty billion, one hundred forty-two million, one hundred two thousand, three hundred forty-one".
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