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225152511 = 3372028401
BaseRepresentation
bin11010110101110…
…00110111111111
3120200122221011220
431122320313333
5430114340021
634201444423
75402523213
oct1532706777
9520587156
10225152511
11106102461
12634a0713
1337852a4c
1421c8c943
1514b76cc6
hexd6b8dff

225152511 has 8 divisors (see below), whose sum is σ = 308317104. Its totient is φ = 146044800.

The previous prime is 225152509. The next prime is 225152537. The reversal of 225152511 is 115251522.

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

It is not a de Polignac number, because 225152511 - 21 = 225152509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225159511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1014090 + ... + 1014311.

It is an arithmetic number, because the mean of its divisors is an integer number (38539638).

Almost surely, 2225152511 is an apocalyptic number.

225152511 is a deficient number, since it is larger than the sum of its proper divisors (83164593).

225152511 is a wasteful number, since it uses less digits than its factorization.

225152511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028441.

The product of its digits is 1000, while the sum is 24.

The square root of 225152511 is about 15005.0828388250. The cubic root of 225152511 is about 608.3575911429.

The spelling of 225152511 in words is "two hundred twenty-five million, one hundred fifty-two thousand, five hundred eleven".

Divisors: 1 3 37 111 2028401 6085203 75050837 225152511