Base | Representation |
---|---|
bin | 111010100100… |
… | …1100110110010 |
3 | 2010210020110121 |
4 | 1311021212302 |
5 | 30330211234 |
6 | 3014120454 |
7 | 522014044 |
oct | 165114662 |
9 | 63706417 |
10 | 30710194 |
11 | 16376029 |
12 | a35012a |
13 | 6493318 |
14 | 4115a94 |
15 | 2a694b4 |
hex | 1d499b2 |
30710194 has 32 divisors (see below), whose sum is σ = 51865920. Its totient is φ = 13552128.
The previous prime is 30710191. The next prime is 30710201. The reversal of 30710194 is 49101703.
30710194 = 2822 + 2832 + ... + 4852.
It is not an unprimeable number, because it can be changed into a prime (30710191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88329 + ... + 88675.
It is an arithmetic number, because the mean of its divisors is an integer number (1620810).
Almost surely, 230710194 is an apocalyptic number.
30710194 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
30710194 is a deficient number, since it is larger than the sum of its proper divisors (21155726).
30710194 is a wasteful number, since it uses less digits than its factorization.
30710194 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 522.
The product of its (nonzero) digits is 756, while the sum is 25.
The square root of 30710194 is about 5541.6779047505. The cubic root of 30710194 is about 313.1560837957.
Adding to 30710194 its reverse (49101703), we get a palindrome (79811897).
It can be divided in two parts, 307 and 10194, that added together give a palindrome (10501).
The spelling of 30710194 in words is "thirty million, seven hundred ten thousand, one hundred ninety-four".
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