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50120303 = 69172533
BaseRepresentation
bin1011111100110…
…0011001101111
310111022101010112
42333030121233
5100312322203
64550130235
71146005222
oct277143157
9114271115
1050120303
1126323142
121495097b
13a4cb0ac
1469295b9
1546006d8
hex2fcc66f

50120303 has 4 divisors (see below), whose sum is σ = 50193528. Its totient is φ = 50047080.

The previous prime is 50120299. The next prime is 50120353. The reversal of 50120303 is 30302105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50120303 - 22 = 50120299 is a prime.

It is a super-3 number, since 3×501203033 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50120353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35576 + ... + 36957.

It is an arithmetic number, because the mean of its divisors is an integer number (12548382).

Almost surely, 250120303 is an apocalyptic number.

50120303 is a deficient number, since it is larger than the sum of its proper divisors (73225).

50120303 is an equidigital number, since it uses as much as digits as its factorization.

50120303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73224.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 50120303 is about 7079.5694078101. The cubic root of 50120303 is about 368.6983799043.

Adding to 50120303 its reverse (30302105), we get a palindrome (80422408).

The spelling of 50120303 in words is "fifty million, one hundred twenty thousand, three hundred three".

Divisors: 1 691 72533 50120303