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55230956 = 22111255249
BaseRepresentation
bin1101001010110…
…0000111101100
310211221000121222
43102230013230
5103114342311
65251442512
71240312124
oct322540754
9124830558
1055230956
11291a3920
12165b6438
13b59a351
147499c84
154caeadb
hex34ac1ec

55230956 has 12 divisors (see below), whose sum is σ = 105441000. Its totient is φ = 25104960.

The previous prime is 55230953. The next prime is 55231009. The reversal of 55230956 is 65903255.

55230956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55230953) 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, 627581 + ... + 627668.

It is an arithmetic number, because the mean of its divisors is an integer number (8786750).

Almost surely, 255230956 is an apocalyptic number.

It is an amenable number.

55230956 is a deficient number, since it is larger than the sum of its proper divisors (50210044).

55230956 is a wasteful number, since it uses less digits than its factorization.

55230956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255264 (or 1255262 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 35.

The square root of 55230956 is about 7431.7532251818. The cubic root of 55230956 is about 380.8268146472.

The spelling of 55230956 in words is "fifty-five million, two hundred thirty thousand, nine hundred fifty-six".

Divisors: 1 2 4 11 22 44 1255249 2510498 5020996 13807739 27615478 55230956