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228954612 = 22319079551
BaseRepresentation
bin11011010010110…
…01000111110100
3120221211002200110
431221121013310
5432103021422
634415143020
75450040105
oct1551310764
9527732613
10228954612
11108269a97
1264814a70
1338584503
142259c3ac
151517860c
hexda591f4

228954612 has 12 divisors (see below), whose sum is σ = 534227456. Its totient is φ = 76318200.

The previous prime is 228954571. The next prime is 228954613. The reversal of 228954612 is 216459822.

228954612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228954613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9539764 + ... + 9539787.

Almost surely, 2228954612 is an apocalyptic number.

It is an amenable number.

228954612 is an abundant number, since it is smaller than the sum of its proper divisors (305272844).

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

228954612 is a wasteful number, since it uses less digits than its factorization.

228954612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19079558 (or 19079556 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 228954612 is about 15131.2462143738. The cubic root of 228954612 is about 611.7628946090.

The spelling of 228954612 in words is "two hundred twenty-eight million, nine hundred fifty-four thousand, six hundred twelve".

Divisors: 1 2 3 4 6 12 19079551 38159102 57238653 76318204 114477306 228954612