Base | Representation |
---|---|
bin | 11100001001110110… |
… | …100000100010001001 |
3 | 2220000210011220120111 |
4 | 130021312200202021 |
5 | 443402343230144 |
6 | 21515410554321 |
7 | 2120062141165 |
oct | 341166404211 |
9 | 86023156514 |
10 | 30230055049 |
11 | 11903094877 |
12 | 5a37b989a1 |
13 | 2b09c4344c |
14 | 166ac11ca5 |
15 | bbde1d534 |
hex | 709da0889 |
30230055049 has 8 divisors (see below), whose sum is σ = 30465148032. Its totient is φ = 29995027920.
The previous prime is 30230055047. The next prime is 30230055181. The reversal of 30230055049 is 94055003203.
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 30230055049 - 21 = 30230055047 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 30230055049.
It is not an unprimeable number, because it can be changed into a prime (30230055047) 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, 1327927 + ... + 1350499.
It is an arithmetic number, because the mean of its divisors is an integer number (3808143504).
Almost surely, 230230055049 is an apocalyptic number.
It is an amenable number.
30230055049 is a deficient number, since it is larger than the sum of its proper divisors (235092983).
30230055049 is a wasteful number, since it uses less digits than its factorization.
30230055049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32927.
The product of its (nonzero) digits is 16200, while the sum is 31.
The spelling of 30230055049 in words is "thirty billion, two hundred thirty million, fifty-five thousand, forty-nine".
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