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225140335 = 579916491
BaseRepresentation
bin11010110101101…
…01111001101111
3120200122022110221
431122311321233
5430113442320
634201312211
75402442550
oct1532657157
9520568427
10225140335
111060a42a2
1263495667
133784a344
1421c88327
1514b733aa
hexd6b5e6f

225140335 has 16 divisors (see below), whose sum is σ = 309123072. Its totient is φ = 154202400.

The previous prime is 225140309. The next prime is 225140339. The reversal of 225140335 is 533041522.

It is not a de Polignac number, because 225140335 - 213 = 225132143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225140339) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 31440 + ... + 37930.

It is an arithmetic number, because the mean of its divisors is an integer number (19320192).

Almost surely, 2225140335 is an apocalyptic number.

225140335 is a deficient number, since it is larger than the sum of its proper divisors (83982737).

225140335 is an equidigital number, since it uses as much as digits as its factorization.

225140335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 225140335 is about 15004.6771041566. The cubic root of 225140335 is about 608.3466245089.

Adding to 225140335 its reverse (533041522), we get a palindrome (758181857).

The spelling of 225140335 in words is "two hundred twenty-five million, one hundred forty thousand, three hundred thirty-five".

Divisors: 1 5 7 35 991 4955 6491 6937 32455 34685 45437 227185 6432581 32162905 45028067 225140335