Base | Representation |
---|---|
bin | 11100001000101110… |
… | …011111111111010010 |
3 | 2212222110122212202012 |
4 | 130020232133333102 |
5 | 443333030202300 |
6 | 21513454222522 |
7 | 2116442531315 |
oct | 341056377722 |
9 | 85873585665 |
10 | 30211178450 |
11 | 118a3471582 |
12 | 5a317b4a42 |
13 | 2b0606446b |
14 | 16684da97c |
15 | bbc440435 |
hex | 708b9ffd2 |
30211178450 has 24 divisors (see below), whose sum is σ = 56234025792. Its totient is φ = 12075603920.
The previous prime is 30211178447. The next prime is 30211178471. The reversal of 30211178450 is 5487111203.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152654 + ... + 289353.
It is an arithmetic number, because the mean of its divisors is an integer number (2343084408).
Almost surely, 230211178450 is an apocalyptic number.
30211178450 is a deficient number, since it is larger than the sum of its proper divisors (26022847342).
30211178450 is a wasteful number, since it uses less digits than its factorization.
30211178450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 443386 (or 443381 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 32.
Adding to 30211178450 its reverse (5487111203), we get a palindrome (35698289653).
The spelling of 30211178450 in words is "thirty billion, two hundred eleven million, one hundred seventy-eight thousand, four hundred fifty".
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