Base | Representation |
---|---|
bin | 11011000111011… |
… | …001000110010011 |
3 | 1011201000110112210 |
4 | 123013121012103 |
5 | 1412430011033 |
6 | 113050323203 |
7 | 14162531040 |
oct | 3307310623 |
9 | 1151013483 |
10 | 454922643 |
11 | 21387912a |
12 | 108429503 |
13 | 733314c6 |
14 | 445c01c7 |
15 | 29e11d63 |
hex | 1b1d9193 |
454922643 has 16 divisors (see below), whose sum is σ = 729701120. Its totient is φ = 246273696.
The previous prime is 454922621. The next prime is 454922653. The reversal of 454922643 is 346229454.
It is not a de Polignac number, because 454922643 - 29 = 454922131 is a prime.
It is a super-2 number, since 2×4549226432 = 413909222228210898, which contains 22 as substring.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (454922653) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569680 + ... + 570477.
It is an arithmetic number, because the mean of its divisors is an integer number (45606320).
Almost surely, 2454922643 is an apocalyptic number.
454922643 is a deficient number, since it is larger than the sum of its proper divisors (274778477).
454922643 is a wasteful number, since it uses less digits than its factorization.
454922643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1140186.
The product of its digits is 207360, while the sum is 39.
The square root of 454922643 is about 21328.9156545756. The cubic root of 454922643 is about 769.0935772438.
The spelling of 454922643 in words is "four hundred fifty-four million, nine hundred twenty-two thousand, six hundred forty-three".
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