Base | Representation |
---|---|
bin | 111111111001011… |
… | …0001110100111101 |
3 | 12112102100101101220 |
4 | 1333302301310331 |
5 | 13342332031400 |
6 | 552425423553 |
7 | 104062564353 |
oct | 17762616475 |
9 | 5472311356 |
10 | 2144017725 |
11 | a00273283 |
12 | 4ba03abb9 |
13 | 282260355 |
14 | 164a677d3 |
15 | c835e7a0 |
hex | 7fcb1d3d |
2144017725 has 24 divisors (see below), whose sum is σ = 3640585440. Its totient is φ = 1112569920.
The previous prime is 2144017723. The next prime is 2144017727. The reversal of 2144017725 is 5277104412.
It is an interprime number because it is at equal distance from previous prime (2144017723) and next prime (2144017727).
It is not a de Polignac number, because 2144017725 - 21 = 2144017723 is a prime.
It is a super-2 number, since 2×21440177252 = 9193624010228351250, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144017721) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 383535 + ... + 389084.
It is an arithmetic number, because the mean of its divisors is an integer number (151691060).
Almost surely, 22144017725 is an apocalyptic number.
2144017725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2144017725 is a deficient number, since it is larger than the sum of its proper divisors (1496567715).
2144017725 is a wasteful number, since it uses less digits than its factorization.
2144017725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 772669 (or 772664 counting only the distinct ones).
The product of its (nonzero) digits is 15680, while the sum is 33.
The square root of 2144017725 is about 46303.5390116134. The cubic root of 2144017725 is about 1289.4646988793.
The spelling of 2144017725 in words is "two billion, one hundred forty-four million, seventeen thousand, seven hundred twenty-five".
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