Base | Representation |
---|---|
bin | 11100010111001110… |
… | …100000111001011011 |
3 | 2220121102102110001101 |
4 | 130113032200321123 |
5 | 444332314424203 |
6 | 21553544332231 |
7 | 2125455366136 |
oct | 342716407133 |
9 | 86542373041 |
10 | 30454451803 |
11 | 11a08820436 |
12 | 5a9b174077 |
13 | 2b445901a9 |
14 | 168c94521d |
15 | bd399641d |
hex | 7173a0e5b |
30454451803 has 2 divisors, whose sum is σ = 30454451804. Its totient is φ = 30454451802.
The previous prime is 30454451759. The next prime is 30454451809. The reversal of 30454451803 is 30815445403.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30454451803 - 233 = 21864517211 is a prime.
It is not a weakly prime, because it can be changed into another prime (30454451809) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15227225901 + 15227225902.
It is an arithmetic number, because the mean of its divisors is an integer number (15227225902).
Almost surely, 230454451803 is an apocalyptic number.
30454451803 is a deficient number, since it is larger than the sum of its proper divisors (1).
30454451803 is an equidigital number, since it uses as much as digits as its factorization.
30454451803 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 115200, while the sum is 37.
The spelling of 30454451803 in words is "thirty billion, four hundred fifty-four million, four hundred fifty-one thousand, eight hundred three".
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