Base | Representation |
---|---|
bin | 111001101011… |
… | …1110010111110 |
3 | 2002220120000021 |
4 | 1303113302332 |
5 | 30220302110 |
6 | 3000122354 |
7 | 515033005 |
oct | 163276276 |
9 | 62816007 |
10 | 30244030 |
11 | 16087873 |
12 | a1663ba |
13 | 635c09b |
14 | 4033c3c |
15 | 29c62da |
hex | 1cd7cbe |
30244030 has 32 divisors (see below), whose sum is σ = 56039040. Its totient is φ = 11746560.
The previous prime is 30244021. The next prime is 30244043. The reversal of 30244030 is 3044203.
It is a junction number, because it is equal to n+sod(n) for n = 30243995 and 30244013.
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 15 ways as a sum of consecutive naturals, for example, 107490 + ... + 107770.
It is an arithmetic number, because the mean of its divisors is an integer number (1751220).
Almost surely, 230244030 is an apocalyptic number.
30244030 is a deficient number, since it is larger than the sum of its proper divisors (25795010).
30244030 is a wasteful number, since it uses less digits than its factorization.
30244030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564.
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 30244030 is about 5499.4572459471. The cubic root of 30244030 is about 311.5634852789.
Adding to 30244030 its reverse (3044203), we get a palindrome (33288233).
The spelling of 30244030 in words is "thirty million, two hundred forty-four thousand, thirty".
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