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225051415 = 5373120671
BaseRepresentation
bin11010110101000…
…00001100010111
3120200110210111121
431122200030113
5430103121130
634155344411
75401622401
oct1532401427
9520423447
10225051415
11106043506
1263452107
1337818a24
1421c63b71
1514b56d7a
hexd6a0317

225051415 has 8 divisors (see below), whose sum is σ = 270787968. Its totient is φ = 179556960.

The previous prime is 225051403. The next prime is 225051439. The reversal of 225051415 is 514150522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225051415 - 25 = 225051383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225051415.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58471 + ... + 62200.

It is an arithmetic number, because the mean of its divisors is an integer number (33848496).

Almost surely, 2225051415 is an apocalyptic number.

225051415 is a deficient number, since it is larger than the sum of its proper divisors (45736553).

225051415 is a wasteful number, since it uses less digits than its factorization.

225051415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121049.

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

The square root of 225051415 is about 15001.7137354370. The cubic root of 225051415 is about 608.2665243868.

The spelling of 225051415 in words is "two hundred twenty-five million, fifty-one thousand, four hundred fifteen".

Divisors: 1 5 373 1865 120671 603355 45010283 225051415