Base | Representation |
---|---|
bin | 11011111111001001… |
… | …011000111000101111 |
3 | 2212120021020021202001 |
4 | 123333021120320233 |
5 | 443020404030322 |
6 | 21445513313131 |
7 | 2112451440142 |
oct | 337711307057 |
9 | 85507207661 |
10 | 30050455087 |
11 | 11820775754 |
12 | 59a7a057a7 |
13 | 2aab97c693 |
14 | 1651020059 |
15 | bad293827 |
hex | 6ff258e2f |
30050455087 has 2 divisors, whose sum is σ = 30050455088. Its totient is φ = 30050455086.
The previous prime is 30050455069. The next prime is 30050455111. The reversal of 30050455087 is 78055405003.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30050455087 is a prime.
It is a super-3 number, since 3×300504550873 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30050455987) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15025227543 + 15025227544.
It is an arithmetic number, because the mean of its divisors is an integer number (15025227544).
Almost surely, 230050455087 is an apocalyptic number.
30050455087 is a deficient number, since it is larger than the sum of its proper divisors (1).
30050455087 is an equidigital number, since it uses as much as digits as its factorization.
30050455087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 84000, while the sum is 37.
The spelling of 30050455087 in words is "thirty billion, fifty million, four hundred fifty-five thousand, eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •