Base | Representation |
---|---|
bin | 111010110100… |
… | …1010100101010 |
3 | 2011000211200011 |
4 | 1311221110222 |
5 | 30343340411 |
6 | 3021002134 |
7 | 523064563 |
oct | 165512452 |
9 | 64024604 |
10 | 30840106 |
11 | 164546a0 |
12 | a3b334a |
13 | 650a4ab |
14 | 414b16a |
15 | 2a92c21 |
hex | 1d6952a |
30840106 has 8 divisors (see below), whose sum is σ = 50465664. Its totient is φ = 14018220.
The previous prime is 30840101. The next prime is 30840107. The reversal of 30840106 is 60104803.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×308401062 = 1902224276182472, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 1401823 = 30840106 / (3 + 0 + 8 + 4 + 0 + 1 + 0 + 6).
It is not an unprimeable number, because it can be changed into a prime (30840101) 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 3 ways as a sum of consecutive naturals, for example, 700890 + ... + 700933.
It is an arithmetic number, because the mean of its divisors is an integer number (6308208).
Almost surely, 230840106 is an apocalyptic number.
30840106 is a deficient number, since it is larger than the sum of its proper divisors (19625558).
30840106 is a wasteful number, since it uses less digits than its factorization.
30840106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1401836.
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 30840106 is about 5553.3868944996. The cubic root of 30840106 is about 313.5970394543.
Adding to 30840106 its reverse (60104803), we get a palindrome (90944909).
The spelling of 30840106 in words is "thirty million, eight hundred forty thousand, one hundred six".
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