Base | Representation |
---|---|
bin | 111101001010100… |
… | …0111000101010101 |
3 | 12022000212101221112 |
4 | 1322111013011111 |
5 | 13200400320024 |
6 | 535353024405 |
7 | 101600503331 |
oct | 17225070525 |
9 | 5260771845 |
10 | 2052354389 |
11 | 963556258 |
12 | 4933b5105 |
13 | 2692782a7 |
14 | 1568067c1 |
15 | c02a500e |
hex | 7a547155 |
2052354389 has 4 divisors (see below), whose sum is σ = 2123125260. Its totient is φ = 1981583520.
The previous prime is 2052354379. The next prime is 2052354391. The reversal of 2052354389 is 9834532502.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 903483364 + 1148871025 = 30058^2 + 33895^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2052354389 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 (2052354319) 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, 35385392 + ... + 35385449.
It is an arithmetic number, because the mean of its divisors is an integer number (530781315).
Almost surely, 22052354389 is an apocalyptic number.
2052354389 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
It is an amenable number.
2052354389 is a deficient number, since it is larger than the sum of its proper divisors (70770871).
2052354389 is an equidigital number, since it uses as much as digits as its factorization.
2052354389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70770870.
The product of its (nonzero) digits is 259200, while the sum is 41.
The square root of 2052354389 is about 45302.9181068946. The cubic root of 2052354389 is about 1270.8202255141.
The spelling of 2052354389 in words is "two billion, fifty-two million, three hundred fifty-four thousand, three hundred eighty-nine".
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