Base | Representation |
---|---|
bin | 10011001011001111… |
… | …10000010010100101 |
3 | 222120110120210220022 |
4 | 21211213300102211 |
5 | 132040440323241 |
6 | 4421314244525 |
7 | 513054551666 |
oct | 114547602245 |
9 | 28513523808 |
10 | 10294854821 |
11 | 44031a4889 |
12 | 1bb3886745 |
13 | c80b06394 |
14 | 6d939736d |
15 | 403c0254b |
hex | 2659f04a5 |
10294854821 has 4 divisors (see below), whose sum is σ = 10626946944. Its totient is φ = 9962762700.
The previous prime is 10294854793. The next prime is 10294854827. The reversal of 10294854821 is 12845849201.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12845849201 = 73 ⋅175970537.
It is a cyclic number.
It is not a de Polignac number, because 10294854821 - 222 = 10290660517 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10294854827) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166046015 + ... + 166046076.
It is an arithmetic number, because the mean of its divisors is an integer number (2656736736).
Almost surely, 210294854821 is an apocalyptic number.
It is an amenable number.
10294854821 is a deficient number, since it is larger than the sum of its proper divisors (332092123).
10294854821 is an equidigital number, since it uses as much as digits as its factorization.
10294854821 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 332092122.
The product of its (nonzero) digits is 184320, while the sum is 44.
The spelling of 10294854821 in words is "ten billion, two hundred ninety-four million, eight hundred fifty-four thousand, eight hundred twenty-one".
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