Base | Representation |
---|---|
bin | 11100001111101100… |
… | …111110010011110001 |
3 | 2220021121220011000101 |
4 | 130033230332103301 |
5 | 444103011000430 |
6 | 21533234552401 |
7 | 2122363415110 |
oct | 341754762361 |
9 | 86247804011 |
10 | 30328218865 |
11 | 1195354179a |
12 | 5a64a38701 |
13 | 2b24393249 |
14 | 1679c85c77 |
15 | bc785ddca |
hex | 70fb3e4f1 |
30328218865 has 8 divisors (see below), whose sum is σ = 41592985920. Its totient is φ = 20796492912.
The previous prime is 30328218847. The next prime is 30328218883. The reversal of 30328218865 is 56881282303.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30328218847) and next prime (30328218883).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30328218865 - 29 = 30328218353 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433260235 + ... + 433260304.
It is an arithmetic number, because the mean of its divisors is an integer number (5199123240).
Almost surely, 230328218865 is an apocalyptic number.
30328218865 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
30328218865 is a deficient number, since it is larger than the sum of its proper divisors (11264767055).
30328218865 is an equidigital number, since it uses as much as digits as its factorization.
30328218865 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 866520551.
The product of its (nonzero) digits is 552960, while the sum is 46.
The spelling of 30328218865 in words is "thirty billion, three hundred twenty-eight million, two hundred eighteen thousand, eight hundred sixty-five".
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