Base | Representation |
---|---|
bin | 11100001111110100… |
… | …111101000101101111 |
3 | 2220021202211102220201 |
4 | 130033310331011233 |
5 | 444104024423043 |
6 | 21533351454331 |
7 | 2122420250515 |
oct | 341764750557 |
9 | 86252742821 |
10 | 30330311023 |
11 | 11954740651 |
12 | 5a656873a7 |
13 | 2b249465cc |
14 | 167a26c4b5 |
15 | bc7b23c4d |
hex | 70fd3d16f |
30330311023 has 2 divisors, whose sum is σ = 30330311024. Its totient is φ = 30330311022.
The previous prime is 30330310991. The next prime is 30330311087. The reversal of 30330311023 is 32011303303.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30330311023 - 25 = 30330310991 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30330311093) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15165155511 + 15165155512.
It is an arithmetic number, because the mean of its divisors is an integer number (15165155512).
Almost surely, 230330311023 is an apocalyptic number.
30330311023 is a deficient number, since it is larger than the sum of its proper divisors (1).
30330311023 is an equidigital number, since it uses as much as digits as its factorization.
30330311023 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 486, while the sum is 19.
Adding to 30330311023 its reverse (32011303303), we get a palindrome (62341614326).
The spelling of 30330311023 in words is "thirty billion, three hundred thirty million, three hundred eleven thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •