Base | Representation |
---|---|
bin | 111001011101… |
… | …0101001001110 |
3 | 2002200111012202 |
4 | 1302322221032 |
5 | 30202441442 |
6 | 2553401502 |
7 | 514024613 |
oct | 162725116 |
9 | 62614182 |
10 | 30124622 |
11 | 16006090 |
12 | a109292 |
13 | 6319928 |
14 | 400250a |
15 | 29a0c32 |
hex | 1cbaa4e |
30124622 has 16 divisors (see below), whose sum is σ = 50886144. Its totient is φ = 13251000.
The previous prime is 30124621. The next prime is 30124669. The reversal of 30124622 is 22642103.
It is a junction number, because it is equal to n+sod(n) for n = 30124594 and 30124603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30124621) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21404 + ... + 22767.
It is an arithmetic number, because the mean of its divisors is an integer number (3180384).
Almost surely, 230124622 is an apocalyptic number.
30124622 is a deficient number, since it is larger than the sum of its proper divisors (20761522).
30124622 is a wasteful number, since it uses less digits than its factorization.
30124622 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44215.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 30124622 is about 5488.5901650606. The cubic root of 30124622 is about 311.1529112298.
Adding to 30124622 its reverse (22642103), we get a palindrome (52766725).
The spelling of 30124622 in words is "thirty million, one hundred twenty-four thousand, six hundred twenty-two".
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