Base | Representation |
---|---|
bin | 11100010101001011… |
… | …001011100000101110 |
3 | 2220112000122022002012 |
4 | 130111023023200232 |
5 | 444300011221332 |
6 | 21550314401222 |
7 | 2124556634462 |
oct | 342513134056 |
9 | 86460568065 |
10 | 30420023342 |
11 | 119a0345865 |
12 | 5a8b730212 |
13 | 2b3a3c7617 |
14 | 16881424a2 |
15 | bd09453b2 |
hex | 7152cb82e |
30420023342 has 16 divisors (see below), whose sum is σ = 46037611440. Its totient is φ = 15074513088.
The previous prime is 30420023323. The next prime is 30420023369. The reversal of 30420023342 is 24332002403.
30420023342 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
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, 79928 + ... + 259284.
It is an arithmetic number, because the mean of its divisors is an integer number (2877350715).
Almost surely, 230420023342 is an apocalyptic number.
30420023342 is a deficient number, since it is larger than the sum of its proper divisors (15617588098).
30420023342 is a wasteful number, since it uses less digits than its factorization.
30420023342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180115.
The product of its (nonzero) digits is 3456, while the sum is 23.
Adding to 30420023342 its reverse (24332002403), we get a palindrome (54752025745).
The spelling of 30420023342 in words is "thirty billion, four hundred twenty million, twenty-three thousand, three hundred forty-two".
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