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55303241 = 727129153
BaseRepresentation
bin1101001011110…
…1110001001001
310212001200210012
43102331301021
5103124200431
65253201305
71241032640
oct322756111
9125050705
1055303241
1129243164
1216630235
13b5c4216
1474b8357
154cc622b
hex34bdc49

55303241 has 8 divisors (see below), whose sum is σ = 63439104. Its totient is φ = 47226240.

The previous prime is 55303231. The next prime is 55303253. The reversal of 55303241 is 14230355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-55303241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55303211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12680 + ... + 16473.

It is an arithmetic number, because the mean of its divisors is an integer number (7929888).

Almost surely, 255303241 is an apocalyptic number.

It is an amenable number.

55303241 is a deficient number, since it is larger than the sum of its proper divisors (8135863).

55303241 is a wasteful number, since it uses less digits than its factorization.

55303241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29431.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 55303241 is about 7436.6148885094. The cubic root of 55303241 is about 380.9928813342.

Adding to 55303241 its reverse (14230355), we get a palindrome (69533596).

The spelling of 55303241 in words is "fifty-five million, three hundred three thousand, two hundred forty-one".

Divisors: 1 7 271 1897 29153 204071 7900463 55303241