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11067228 = 2232307423
BaseRepresentation
bin101010001101…
…111101011100
3202211021101100
4222031331130
510313122403
61033113100
7163032654
oct52157534
922737340
1011067228
116279a77
123858790
1323a6573
141681364
15e892a3
hexa8df5c

11067228 has 18 divisors (see below), whose sum is σ = 27975584. Its totient is φ = 3689064.

The previous prime is 11067197. The next prime is 11067229. The reversal of 11067228 is 82276011.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11067229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153676 + ... + 153747.

Almost surely, 211067228 is an apocalyptic number.

11067228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11067228 is an abundant number, since it is smaller than the sum of its proper divisors (16908356).

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

11067228 is a wasteful number, since it uses less digits than its factorization.

11067228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307433 (or 307428 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 11067228 is about 3326.7443544703. The cubic root of 11067228 is about 222.8501610943.

The spelling of 11067228 in words is "eleven million, sixty-seven thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 307423 614846 922269 1229692 1844538 2766807 3689076 5533614 11067228