Base | Representation |
---|---|
bin | 11110110000101000… |
… | …011000101010111001 |
3 | 10011020210021202100221 |
4 | 132300220120222321 |
5 | 1020120201213042 |
6 | 23101203500041 |
7 | 2246316424243 |
oct | 366050305271 |
9 | 104223252327 |
10 | 33028147897 |
11 | 1300958a3a8 |
12 | 6499087621 |
13 | 31648535a4 |
14 | 185469b093 |
15 | cd48ccd67 |
hex | 7b0a18ab9 |
33028147897 has 8 divisors (see below), whose sum is σ = 33837296256. Its totient is φ = 32223433872.
The previous prime is 33028147871. The next prime is 33028147969. The reversal of 33028147897 is 79874182033.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 33028147897 - 27 = 33028147769 is a prime.
It is a super-2 number, since 2×330281478972 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (33028147847) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1093503 + ... + 1123300.
It is an arithmetic number, because the mean of its divisors is an integer number (4229662032).
Almost surely, 233028147897 is an apocalyptic number.
It is an amenable number.
33028147897 is a deficient number, since it is larger than the sum of its proper divisors (809148359).
33028147897 is a wasteful number, since it uses less digits than its factorization.
33028147897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2217167.
The product of its (nonzero) digits is 2032128, while the sum is 52.
The spelling of 33028147897 in words is "thirty-three billion, twenty-eight million, one hundred forty-seven thousand, eight hundred ninety-seven".
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