Base | Representation |
---|---|
bin | 11100000001100001… |
… | …001010101111100001 |
3 | 2212200001002201112222 |
4 | 130001201022233201 |
5 | 443111100234131 |
6 | 21453454200425 |
7 | 2113443563045 |
oct | 340141125741 |
9 | 85601081488 |
10 | 30090243041 |
11 | 11841180a61 |
12 | 59b91b3115 |
13 | 2ab6ca0851 |
14 | 165641a025 |
15 | bb1a0287b |
hex | 70184abe1 |
30090243041 has 4 divisors (see below), whose sum is σ = 30153062400. Its totient is φ = 30027423684.
The previous prime is 30090243037. The next prime is 30090243061. The reversal of 30090243041 is 14034209003.
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 30090243041 - 22 = 30090243037 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 30090243041.
It is not an unprimeable number, because it can be changed into a prime (30090243061) 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, 31408961 + ... + 31409918.
It is an arithmetic number, because the mean of its divisors is an integer number (7538265600).
Almost surely, 230090243041 is an apocalyptic number.
It is an amenable number.
30090243041 is a deficient number, since it is larger than the sum of its proper divisors (62819359).
30090243041 is an equidigital number, since it uses as much as digits as its factorization.
30090243041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62819358.
The product of its (nonzero) digits is 2592, while the sum is 26.
The spelling of 30090243041 in words is "thirty billion, ninety million, two hundred forty-three thousand, forty-one".
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