Base | Representation |
---|---|
bin | 11011111111011010… |
… | …100010110000101000 |
3 | 2212120120200202022111 |
4 | 123333122202300220 |
5 | 443023031430401 |
6 | 21450153532104 |
7 | 2112534606460 |
oct | 337732426050 |
9 | 85516622274 |
10 | 30054951976 |
11 | 11823267295 |
12 | 59a9414034 |
13 | 2aac89546a |
14 | 1651870ba0 |
15 | bad880e51 |
hex | 6ff6a2c28 |
30054951976 has 64 divisors (see below), whose sum is σ = 64808916480. Its totient is φ = 12799772160.
The previous prime is 30054951947. The next prime is 30054951977. The reversal of 30054951976 is 67915945003.
It is not an unprimeable number, because it can be changed into a prime (30054951977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17462796 + ... + 17464516.
It is an arithmetic number, because the mean of its divisors is an integer number (1012639320).
Almost surely, 230054951976 is an apocalyptic number.
It is an amenable number.
30054951976 is an abundant number, since it is smaller than the sum of its proper divisors (34753964504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30054951976 is a wasteful number, since it uses less digits than its factorization.
30054951976 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3514 (or 3510 counting only the distinct ones).
The product of its (nonzero) digits is 1020600, while the sum is 49.
The spelling of 30054951976 in words is "thirty billion, fifty-four million, nine hundred fifty-one thousand, nine hundred seventy-six".
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