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226956948 = 22318913079
BaseRepresentation
bin11011000011100…
…01011010010100
3120211001121101220
431201301122110
5431100110243
634304250340
75424050031
oct1541613224
9524047356
10226956948
11107125129
12640109b0
133803516a
14221dc388
1514dd1783
hexd871694

226956948 has 12 divisors (see below), whose sum is σ = 529566240. Its totient is φ = 75652312.

The previous prime is 226956941. The next prime is 226956979. The reversal of 226956948 is 849659622.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 226956948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226956941) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9456528 + ... + 9456551.

It is an arithmetic number, because the mean of its divisors is an integer number (44130520).

Almost surely, 2226956948 is an apocalyptic number.

It is an amenable number.

226956948 is an abundant number, since it is smaller than the sum of its proper divisors (302609292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226956948 is a wasteful number, since it uses less digits than its factorization.

226956948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18913086 (or 18913084 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 226956948 is about 15065.0903747704. The cubic root of 226956948 is about 609.9784530596.

The spelling of 226956948 in words is "two hundred twenty-six million, nine hundred fifty-six thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 18913079 37826158 56739237 75652316 113478474 226956948