Base | Representation |
---|---|
bin | 111001010011… |
… | …1000101100000 |
3 | 2002112102022201 |
4 | 1302213011200 |
5 | 30142411022 |
6 | 2551542544 |
7 | 513242221 |
oct | 162470540 |
9 | 62472281 |
10 | 30044512 |
11 | 15a60983 |
12 | a08aa54 |
13 | 62bc324 |
14 | 3dc1248 |
15 | 2987127 |
hex | 1ca7160 |
30044512 has 24 divisors (see below), whose sum is σ = 59274936. Its totient is φ = 14990592.
The previous prime is 30044479. The next prime is 30044519. The reversal of 30044512 is 21544003.
It is a self number, because there is not a number n which added to its sum of digits gives 30044512.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30044519) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24588 + ... + 25780.
It is an arithmetic number, because the mean of its divisors is an integer number (2469789).
Almost surely, 230044512 is an apocalyptic number.
30044512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30044512 is a deficient number, since it is larger than the sum of its proper divisors (29230424).
30044512 is a wasteful number, since it uses less digits than its factorization.
30044512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1990 (or 1982 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 30044512 is about 5481.2874400090. The cubic root of 30044512 is about 310.8768514676.
Adding to 30044512 its reverse (21544003), we get a palindrome (51588515).
The spelling of 30044512 in words is "thirty million, forty-four thousand, five hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.197 sec. • engine limits •