Search a number
-
+
2223102401 = 13943718121
BaseRepresentation
bin1000010010000001…
…1101100111000001
312201221011022011222
42010200131213001
514023103234101
61004332444425
7106043026052
oct20440354701
95657138158
102223102401
11a40979813
12520619715
1329575cc10
14171372729
15d028201b
hex8481d9c1

2223102401 has 8 divisors (see below), whose sum is σ = 2394496104. Its totient is φ = 2051763840.

The previous prime is 2223102389. The next prime is 2223102407. The reversal of 2223102401 is 1042013222.

It can be written as a sum of positive squares in 4 ways, for example, as 52940176 + 2170162225 = 7276^2 + 46585^2 .

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 2223102401 - 214 = 2223086017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2223102401.

It is not an unprimeable number, because it can be changed into a prime (2223102407) 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, 113621 + ... + 131741.

It is an arithmetic number, because the mean of its divisors is an integer number (299312013).

Almost surely, 22223102401 is an apocalyptic number.

It is an amenable number.

2223102401 is a deficient number, since it is larger than the sum of its proper divisors (171393703).

2223102401 is a wasteful number, since it uses less digits than its factorization.

2223102401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27571.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2223102401 is about 47149.7868605999. The cubic root of 2223102401 is about 1305.1281468186.

Adding to 2223102401 its reverse (1042013222), we get a palindrome (3265115623).

The spelling of 2223102401 in words is "two billion, two hundred twenty-three million, one hundred two thousand, four hundred one".

Divisors: 1 13 9437 18121 122681 235573 171007877 2223102401