Base | Representation |
---|---|
bin | 11011111100110111… |
… | …001001101111100001 |
3 | 2212110121002122221020 |
4 | 123330313021233201 |
5 | 442431100320113 |
6 | 21442023520053 |
7 | 2111504545140 |
oct | 337467115741 |
9 | 85417078836 |
10 | 30012120033 |
11 | 11801071a95 |
12 | 5996bb9029 |
13 | 2aa3a4990c |
14 | 1649cc1757 |
15 | ba9c20023 |
hex | 6fcdc9be1 |
30012120033 has 8 divisors (see below), whose sum is σ = 45732754368. Its totient is φ = 17149782864.
The previous prime is 30012120031. The next prime is 30012120037. The reversal of 30012120033 is 33002121003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30012120033 - 21 = 30012120031 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30012119994 and 30012120021.
It is not an unprimeable number, because it can be changed into a prime (30012120031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714574266 + ... + 714574307.
It is an arithmetic number, because the mean of its divisors is an integer number (5716594296).
Almost surely, 230012120033 is an apocalyptic number.
It is an amenable number.
30012120033 is a deficient number, since it is larger than the sum of its proper divisors (15720634335).
30012120033 is a wasteful number, since it uses less digits than its factorization.
30012120033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1429148583.
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 30012120033 its reverse (33002121003), we get a palindrome (63014241036).
The spelling of 30012120033 in words is "thirty billion, twelve million, one hundred twenty thousand, thirty-three".
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