Base | Representation |
---|---|
bin | 11100101110100001… |
… | …010111010011100111 |
3 | 2221121122211000202122 |
4 | 130232201113103213 |
5 | 1001132342103343 |
6 | 22100425100155 |
7 | 2141242314416 |
oct | 345641272347 |
9 | 87548730678 |
10 | 30845269223 |
11 | 1209939433a |
12 | 5b8a02765b |
13 | 2ba7537cc2 |
14 | 16c87d947d |
15 | c07e44068 |
hex | 72e8574e7 |
30845269223 has 2 divisors, whose sum is σ = 30845269224. Its totient is φ = 30845269222.
The previous prime is 30845269219. The next prime is 30845269261. The reversal of 30845269223 is 32296254803.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30845269223 - 22 = 30845269219 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30845269423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15422634611 + 15422634612.
It is an arithmetic number, because the mean of its divisors is an integer number (15422634612).
Almost surely, 230845269223 is an apocalyptic number.
30845269223 is a deficient number, since it is larger than the sum of its proper divisors (1).
30845269223 is an equidigital number, since it uses as much as digits as its factorization.
30845269223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 622080, while the sum is 44.
The spelling of 30845269223 in words is "thirty billion, eight hundred forty-five million, two hundred sixty-nine thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.128 sec. • engine limits •