Base | Representation |
---|---|
bin | 111001010011… |
… | …1000100111111 |
3 | 2002112102021111 |
4 | 1302213010333 |
5 | 30142410404 |
6 | 2551542451 |
7 | 513242143 |
oct | 162470477 |
9 | 62472244 |
10 | 30044479 |
11 | 15a60953 |
12 | a08aa27 |
13 | 62bc2ca |
14 | 3dc1223 |
15 | 2987104 |
hex | 1ca713f |
30044479 has 2 divisors, whose sum is σ = 30044480. Its totient is φ = 30044478.
The previous prime is 30044473. The next prime is 30044519. The reversal of 30044479 is 97444003.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30044479 - 23 = 30044471 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30044479.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30044471) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15022239 + 15022240.
It is an arithmetic number, because the mean of its divisors is an integer number (15022240).
Almost surely, 230044479 is an apocalyptic number.
30044479 is a deficient number, since it is larger than the sum of its proper divisors (1).
30044479 is an equidigital number, since it uses as much as digits as its factorization.
30044479 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12096, while the sum is 31.
The square root of 30044479 is about 5481.2844297664. The cubic root of 30044479 is about 310.8767376483.
The spelling of 30044479 in words is "thirty million, forty-four thousand, four hundred seventy-nine".
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