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225500054 = 21353163643
BaseRepresentation
bin11010111000011…
…01101110010110
3120201022120220212
431130031232112
5430212000204
634213125422
75405501363
oct1534155626
9521276825
10225500054
1110631a58a
1263629872
1337944cb0
1421d3d46a
1514be4c6e
hexd70db96

225500054 has 16 divisors (see below), whose sum is σ = 371144592. Its totient is φ = 102112608.

The previous prime is 225500029. The next prime is 225500069. The reversal of 225500054 is 450005522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80444 + ... + 83199.

It is an arithmetic number, because the mean of its divisors is an integer number (23196537).

Almost surely, 2225500054 is an apocalyptic number.

225500054 is a deficient number, since it is larger than the sum of its proper divisors (145644538).

225500054 is a wasteful number, since it uses less digits than its factorization.

225500054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163711.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 225500054 is about 15016.6592156844. The cubic root of 225500054 is about 608.6704483071.

Adding to 225500054 its reverse (450005522), we get a palindrome (675505576).

The spelling of 225500054 in words is "two hundred twenty-five million, five hundred thousand, fifty-four".

Divisors: 1 2 13 26 53 106 689 1378 163643 327286 2127359 4254718 8673079 17346158 112750027 225500054