Base | Representation |
---|---|
bin | 11011111111011011… |
… | …110010001111101000 |
3 | 2212120121022021220120 |
4 | 123333123302033220 |
5 | 443023122340134 |
6 | 21450204523240 |
7 | 2112540433605 |
oct | 337733621750 |
9 | 85517267816 |
10 | 30055277544 |
11 | 11823469956 |
12 | 59a9550520 |
13 | 2aac97a6c6 |
14 | 16519176ac |
15 | bad8e7649 |
hex | 6ff6f23e8 |
30055277544 has 64 divisors (see below), whose sum is σ = 76701176640. Its totient is φ = 9811760640.
The previous prime is 30055277543. The next prime is 30055277587. The reversal of 30055277544 is 44577255003.
It is a junction number, because it is equal to n+sod(n) for n = 30055277496 and 30055277505.
It is not an unprimeable number, because it can be changed into a prime (30055277543) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224164 + ... + 332204.
It is an arithmetic number, because the mean of its divisors is an integer number (1198455885).
Almost surely, 230055277544 is an apocalyptic number.
It is an amenable number.
30055277544 is an abundant number, since it is smaller than the sum of its proper divisors (46645899096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30055277544 is a wasteful number, since it uses less digits than its factorization.
30055277544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108290 (or 108286 counting only the distinct ones).
The product of its (nonzero) digits is 588000, while the sum is 42.
The spelling of 30055277544 in words is "thirty billion, fifty-five million, two hundred seventy-seven thousand, five hundred forty-four".
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