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13354230225 = 352725436629
BaseRepresentation
bin11000110111111100…
…10110000111010001
31021110200100011222110
430123332112013101
5204322140331400
610045043255533
7651634040550
oct143376260721
937420304873
1013354230225
115733129906
12270837a5a9
13134a8a949b
14909817d97
155325c3e50
hex31bf961d1

13354230225 has 24 divisors (see below), whose sum is σ = 25233136960. Its totient is φ = 6104790720.

The previous prime is 13354230209. The next prime is 13354230233. The reversal of 13354230225 is 52203245331.

It is not a de Polignac number, because 13354230225 - 24 = 13354230209 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13354230192 and 13354230201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12717790 + ... + 12718839.

Almost surely, 213354230225 is an apocalyptic number.

13354230225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13354230225 is a deficient number, since it is larger than the sum of its proper divisors (11878906735).

13354230225 is a wasteful number, since it uses less digits than its factorization.

13354230225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25436649 (or 25436644 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 13354230225 its reverse (52203245331), we get a palindrome (65557475556).

The spelling of 13354230225 in words is "thirteen billion, three hundred fifty-four million, two hundred thirty thousand, two hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 175 525 25436629 76309887 127183145 178056403 381549435 534169209 635915725 890282015 1907747175 2670846045 4451410075 13354230225