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225155041 = 673360523
BaseRepresentation
bin11010110101110…
…01011111100001
3120200200001122121
431122321133201
5430114430131
634201504241
75402533456
oct1532713741
9520601577
10225155041
11106104351
12634a2081
1337853c47
1421c8d82d
1514b77911
hexd6b97e1

225155041 has 4 divisors (see below), whose sum is σ = 228515632. Its totient is φ = 221794452.

The previous prime is 225155011. The next prime is 225155059. The reversal of 225155041 is 140551522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225155041 - 27 = 225154913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225154997 and 225155015.

It is not an unprimeable number, because it can be changed into a prime (225155011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1680195 + ... + 1680328.

It is an arithmetic number, because the mean of its divisors is an integer number (57128908).

Almost surely, 2225155041 is an apocalyptic number.

It is an amenable number.

225155041 is a deficient number, since it is larger than the sum of its proper divisors (3360591).

225155041 is an equidigital number, since it uses as much as digits as its factorization.

225155041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360590.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 225155041 is about 15005.1671433543. The cubic root of 225155041 is about 608.3598698042.

It can be divided in two parts, 22515 and 5041, that added together give a square (27556 = 1662).

The spelling of 225155041 in words is "two hundred twenty-five million, one hundred fifty-five thousand, forty-one".

Divisors: 1 67 3360523 225155041