Base | Representation |
---|---|
bin | 1001101011111001… |
… | …0010110011010001 |
3 | 20201012101202120112 |
4 | 2122332102303101 |
5 | 20311101134301 |
6 | 1105555251105 |
7 | 121300546511 |
oct | 23276226321 |
9 | 6635352515 |
10 | 2600021201 |
11 | 111470a458 |
12 | 6068a9a95 |
13 | 32587c7ab |
14 | 1a9449841 |
15 | 1033d69bb |
hex | 9af92cd1 |
2600021201 has 8 divisors (see below), whose sum is σ = 2610602280. Its totient is φ = 2589455232.
The previous prime is 2600021183. The next prime is 2600021213. The reversal of 2600021201 is 1021200062.
It can be written as a sum of positive squares in 4 ways, for example, as 38142976 + 2561878225 = 6176^2 + 50615^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2600021201 is a prime.
It is a super-2 number, since 2×26000212012 = 13520220491298964802, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2600021261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444371 + ... + 450183.
It is an arithmetic number, because the mean of its divisors is an integer number (326325285).
Almost surely, 22600021201 is an apocalyptic number.
It is an amenable number.
2600021201 is a deficient number, since it is larger than the sum of its proper divisors (10581079).
2600021201 is a wasteful number, since it uses less digits than its factorization.
2600021201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7555.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 2600021201 is about 50990.4030284131. The cubic root of 2600021201 is about 1375.0726046069.
Adding to 2600021201 its reverse (1021200062), we get a palindrome (3621221263).
The spelling of 2600021201 in words is "two billion, six hundred million, twenty-one thousand, two hundred one".
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