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55304348 = 22111256917
BaseRepresentation
bin1101001011111…
…0000010011100
310212001202022012
43102332002130
5103124214343
65253210352
71241036111
oct322760234
9125052265
1055304348
1129243a80
12166309b8
13b5c4888
1474b8908
154cc6718
hex34be09c

55304348 has 12 divisors (see below), whose sum is σ = 105581112. Its totient is φ = 25138320.

The previous prime is 55304323. The next prime is 55304357. The reversal of 55304348 is 84340355.

55304348 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 628415 + ... + 628502.

It is an arithmetic number, because the mean of its divisors is an integer number (8798426).

Almost surely, 255304348 is an apocalyptic number.

It is an amenable number.

55304348 is a deficient number, since it is larger than the sum of its proper divisors (50276764).

55304348 is a wasteful number, since it uses less digits than its factorization.

55304348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256932 (or 1256930 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 55304348 is about 7436.6893171626. The cubic root of 55304348 is about 380.9954234174.

It can be divided in two parts, 55 and 304348, that added together give a palindrome (304403).

The spelling of 55304348 in words is "fifty-five million, three hundred four thousand, three hundred forty-eight".

Divisors: 1 2 4 11 22 44 1256917 2513834 5027668 13826087 27652174 55304348