Search a number
-
+
2230201441 = 13661259537
BaseRepresentation
bin1000010011101110…
…0010110001100001
312202102111222020101
42010323202301201
514031412421231
61005144542401
7106160254006
oct20473426141
95672458211
102230201441
11a44988396
12522a81a01
13297077230
1417229d8ad
15d0bd5661
hex84ee2c61

2230201441 has 8 divisors (see below), whose sum is σ = 2405398184. Its totient is φ = 2055525120.

The previous prime is 2230201433. The next prime is 2230201453. The reversal of 2230201441 is 1441020322.

It can be written as a sum of positive squares in 4 ways, for example, as 387302400 + 1842899041 = 19680^2 + 42929^2 .

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 2230201441 - 23 = 2230201433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2230201481) 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, 121176 + ... + 138361.

It is an arithmetic number, because the mean of its divisors is an integer number (300674773).

Almost surely, 22230201441 is an apocalyptic number.

It is an amenable number.

2230201441 is a deficient number, since it is larger than the sum of its proper divisors (175196743).

2230201441 is a wasteful number, since it uses less digits than its factorization.

2230201441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260211.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2230201441 is about 47225.0086394910. The cubic root of 2230201441 is about 1306.5158939931.

Adding to 2230201441 its reverse (1441020322), we get a palindrome (3671221763).

The spelling of 2230201441 in words is "two billion, two hundred thirty million, two hundred one thousand, four hundred forty-one".

Divisors: 1 13 661 8593 259537 3373981 171553957 2230201441