Base | Representation |
---|---|
bin | 1010101001010010… |
… | …1010100100000000 |
3 | 21101010222021100121 |
4 | 2222110222210000 |
5 | 21323012401221 |
6 | 1151315030024 |
7 | 130545502612 |
oct | 25224524400 |
9 | 7333867317 |
10 | 2857543936 |
11 | 1237011065 |
12 | 678b9b314 |
13 | 367027300 |
14 | 1d1722db2 |
15 | 11ad04a41 |
hex | aa52a900 |
2857543936 has 81 divisors (see below), whose sum is σ = 6200566491. Its totient is φ = 1313734656.
The previous prime is 2857543907. The next prime is 2857543951. The reversal of 2857543936 is 6393457582.
The square root of 2857543936 is 53456.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 203233536 + 2654310400 = 14256^2 + 51520^2 .
It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (52).
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11118720 + ... + 11118976.
Almost surely, 22857543936 is an apocalyptic number.
2857543936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
2857543936 is the 53456-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2857543936
2857543936 is an abundant number, since it is smaller than the sum of its proper divisors (3343022555).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2857543936 is an frugal number, since it uses more digits than its factorization.
2857543936 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 556 (or 272 counting only the distinct ones).
The product of its digits is 5443200, while the sum is 52.
The cubic root of 2857543936 is about 1419.0498066923.
The spelling of 2857543936 in words is "two billion, eight hundred fifty-seven million, five hundred forty-three thousand, nine hundred thirty-six".
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