Base | Representation |
---|---|
bin | 11100011101010001… |
… | …011101110011111100 |
3 | 2220212111021222120121 |
4 | 130131101131303330 |
5 | 1000034301421032 |
6 | 22012010424324 |
7 | 2131126525114 |
oct | 343521356374 |
9 | 86774258517 |
10 | 30555888892 |
11 | 11a60003641 |
12 | 5b091320a4 |
13 | 2b5c5b7b39 |
14 | 169c1cc044 |
15 | bdc831a97 |
hex | 71d45dcfc |
30555888892 has 6 divisors (see below), whose sum is σ = 53472805568. Its totient is φ = 15277944444.
The previous prime is 30555888833. The next prime is 30555888899. The reversal of 30555888892 is 29888855503.
It is a self number, because there is not a number n which added to its sum of digits gives 30555888892.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30555888899) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3819486108 + ... + 3819486115.
Almost surely, 230555888892 is an apocalyptic number.
It is an amenable number.
30555888892 is a deficient number, since it is larger than the sum of its proper divisors (22916916676).
30555888892 is a wasteful number, since it uses less digits than its factorization.
30555888892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7638972227 (or 7638972225 counting only the distinct ones).
The product of its (nonzero) digits is 27648000, while the sum is 61.
The spelling of 30555888892 in words is "thirty billion, five hundred fifty-five million, eight hundred eighty-eight thousand, eight hundred ninety-two".
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