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225106105 = 5753121351
BaseRepresentation
bin11010110101011…
…01100010111001
3120200120120112011
431122231202321
5430111343410
634200445521
75402241010
oct1532554271
9520516464
10225106105
11106080604
12634798a1
13378378a3
1421c79a77
1514b6818a
hexd6ad8b9

225106105 has 16 divisors (see below), whose sum is σ = 314544384. Its totient is φ = 151444800.

The previous prime is 225106093. The next prime is 225106111. The reversal of 225106105 is 501601522.

It is not a de Polignac number, because 225106105 - 29 = 225105593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58821 + ... + 62530.

It is an arithmetic number, because the mean of its divisors is an integer number (19659024).

Almost surely, 2225106105 is an apocalyptic number.

It is an amenable number.

225106105 is a deficient number, since it is larger than the sum of its proper divisors (89438279).

225106105 is a wasteful number, since it uses less digits than its factorization.

225106105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121416.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 225106105 is about 15003.5364164586. The cubic root of 225106105 is about 608.3157922425.

Adding to 225106105 its reverse (501601522), we get a palindrome (726707627).

The spelling of 225106105 in words is "two hundred twenty-five million, one hundred six thousand, one hundred five".

Divisors: 1 5 7 35 53 265 371 1855 121351 606755 849457 4247285 6431603 32158015 45021221 225106105