Base | Representation |
---|---|
bin | 111101001110101… |
… | …1111001111111001 |
3 | 12022011222222110202 |
4 | 1322131133033321 |
5 | 13201431104041 |
6 | 535512051545 |
7 | 101625251132 |
oct | 17235371771 |
9 | 5264888422 |
10 | 2054550521 |
11 | 964816241 |
12 | 494093bb5 |
13 | 269866a8a |
14 | 156c18c89 |
15 | c058aa9b |
hex | 7a75f3f9 |
2054550521 has 8 divisors (see below), whose sum is σ = 2191059360. Its totient is φ = 1919780928.
The previous prime is 2054550497. The next prime is 2054550539. The reversal of 2054550521 is 1250554502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2054550521 - 214 = 2054534137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2054550571) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432371 + ... + 437096.
It is an arithmetic number, because the mean of its divisors is an integer number (273882420).
Almost surely, 22054550521 is an apocalyptic number.
It is an amenable number.
2054550521 is a deficient number, since it is larger than the sum of its proper divisors (136508839).
2054550521 is a wasteful number, since it uses less digits than its factorization.
2054550521 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 869623.
The product of its (nonzero) digits is 10000, while the sum is 29.
The square root of 2054550521 is about 45327.1499324632. The cubic root of 2054550521 is about 1271.2733464276.
The spelling of 2054550521 in words is "two billion, fifty-four million, five hundred fifty thousand, five hundred twenty-one".
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