Base | Representation |
---|---|
bin | 111010001010… |
… | …1110011101101 |
3 | 2010101110102122 |
4 | 1310111303231 |
5 | 30301414104 |
6 | 3005402325 |
7 | 520141352 |
oct | 164256355 |
9 | 63343378 |
10 | 30498029 |
11 | 16240691 |
12 | a2693a5 |
13 | 641a893 |
14 | 409c629 |
15 | 2a266be |
hex | 1d15ced |
30498029 has 4 divisors (see below), whose sum is σ = 30884160. Its totient is φ = 30111900.
The previous prime is 30498019. The next prime is 30498031. The reversal of 30498029 is 92089403.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 30498029 - 212 = 30493933 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30498029.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30498019) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192947 + ... + 193104.
It is an arithmetic number, because the mean of its divisors is an integer number (7721040).
Almost surely, 230498029 is an apocalyptic number.
It is an amenable number.
30498029 is a deficient number, since it is larger than the sum of its proper divisors (386131).
30498029 is an equidigital number, since it uses as much as digits as its factorization.
30498029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 386130.
The product of its (nonzero) digits is 15552, while the sum is 35.
The square root of 30498029 is about 5522.5020597552. The cubic root of 30498029 is about 312.4332580667.
The spelling of 30498029 in words is "thirty million, four hundred ninety-eight thousand, twenty-nine".
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