Base | Representation |
---|---|
bin | 11011000111100… |
… | …111101000010001 |
3 | 1011201010111012011 |
4 | 123013213220101 |
5 | 1412433412121 |
6 | 113051502521 |
7 | 14163166414 |
oct | 3307475021 |
9 | 1151114164 |
10 | 454982161 |
11 | 213909917 |
12 | 108457a41 |
13 | 7335261a |
14 | 445d7b7b |
15 | 29e247e1 |
hex | 1b1e7a11 |
454982161 has 2 divisors, whose sum is σ = 454982162. Its totient is φ = 454982160.
The previous prime is 454982153. The next prime is 454982173. The reversal of 454982161 is 161289454.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 422549136 + 32433025 = 20556^2 + 5695^2 .
It is a cyclic number.
It is not a de Polignac number, because 454982161 - 23 = 454982153 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (454982141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227491080 + 227491081.
It is an arithmetic number, because the mean of its divisors is an integer number (227491081).
Almost surely, 2454982161 is an apocalyptic number.
It is an amenable number.
454982161 is a deficient number, since it is larger than the sum of its proper divisors (1).
454982161 is an equidigital number, since it uses as much as digits as its factorization.
454982161 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 69120, while the sum is 40.
The square root of 454982161 is about 21330.3108509932. The cubic root of 454982161 is about 769.1271162173.
The spelling of 454982161 in words is "four hundred fifty-four million, nine hundred eighty-two thousand, one hundred sixty-one".
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