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2223113425 = 52136840349
BaseRepresentation
bin1000010010000010…
…0000010011010001
312201221011212022021
42010200200103101
514023104112200
61004333011441
7106043103151
oct20440402321
95657155267
102223113425
11a40987025
12520623b81
13295764c40
14171376761
15d028541a
hex848204d1

2223113425 has 12 divisors (see below), whose sum is σ = 2968711900. Its totient is φ = 1641683520.

The previous prime is 2223113419. The next prime is 2223113429. The reversal of 2223113425 is 5243113222.

It can be written as a sum of positive squares in 6 ways, for example, as 601279441 + 1621833984 = 24521^2 + 40272^2 .

It is not a de Polignac number, because 2223113425 - 213 = 2223105233 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 2223113425.

It is not an unprimeable number, because it can be changed into a prime (2223113429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3419850 + ... + 3420499.

Almost surely, 22223113425 is an apocalyptic number.

2223113425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2223113425 is a deficient number, since it is larger than the sum of its proper divisors (745598475).

2223113425 is a wasteful number, since it uses less digits than its factorization.

2223113425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6840372 (or 6840367 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 2223113425 is about 47149.9037644829. The cubic root of 2223113425 is about 1305.1303041205.

Adding to 2223113425 its reverse (5243113222), we get a palindrome (7466226647).

The spelling of 2223113425 in words is "two billion, two hundred twenty-three million, one hundred thirteen thousand, four hundred twenty-five".

Divisors: 1 5 13 25 65 325 6840349 34201745 88924537 171008725 444622685 2223113425