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225124051 = 1015773863
BaseRepresentation
bin11010110101100…
…01111011010011
3120200121111010211
431122301323103
5430112432201
634201104551
75402344225
oct1532617323
9520544124
10225124051
11106093039
1263488157
1337842ac9
1421c82415
1514b6d651
hexd6b1ed3

225124051 has 8 divisors (see below), whose sum is σ = 227805984. Its totient is φ = 222451200.

The previous prime is 225124007. The next prime is 225124057. The reversal of 225124051 is 150421522.

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

It is a cyclic number.

It is not a de Polignac number, because 225124051 - 27 = 225123923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225124057) 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 7 ways as a sum of consecutive naturals, for example, 56346 + ... + 60208.

It is an arithmetic number, because the mean of its divisors is an integer number (28475748).

Almost surely, 2225124051 is an apocalyptic number.

225124051 is a deficient number, since it is larger than the sum of its proper divisors (2681933).

225124051 is a wasteful number, since it uses less digits than its factorization.

225124051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4541.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 225124051 is about 15004.1344635404. The cubic root of 225124051 is about 608.3319572788.

Adding to 225124051 its reverse (150421522), we get a palindrome (375545573).

The spelling of 225124051 in words is "two hundred twenty-five million, one hundred twenty-four thousand, fifty-one".

Divisors: 1 101 577 3863 58277 390163 2228951 225124051