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120020303 = 1323938629
BaseRepresentation
bin1110010011101…
…01110101001111
322100211122220102
413021311311033
5221211122203
615524241315
72655104264
oct711656517
9270748812
10120020303
1161826037
123424023b
131bb33240
1411d2326b
15a80b888
hex7275d4f

120020303 has 8 divisors (see below), whose sum is σ = 129796800. Its totient is φ = 110321568.

The previous prime is 120020293. The next prime is 120020311. The reversal of 120020303 is 303020021.

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

It is a cyclic number.

It is not a de Polignac number, because 120020303 - 24 = 120020287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120020333) 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 7 ways as a sum of consecutive naturals, for example, 16208 + ... + 22421.

It is an arithmetic number, because the mean of its divisors is an integer number (16224600).

Almost surely, 2120020303 is an apocalyptic number.

120020303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120020303 is a deficient number, since it is larger than the sum of its proper divisors (9776497).

120020303 is a wasteful number, since it uses less digits than its factorization.

120020303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38881.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 120020303 is about 10955.3778118329. The cubic root of 120020303 is about 493.2702307995.

Adding to 120020303 its reverse (303020021), we get a palindrome (423040324).

The spelling of 120020303 in words is "one hundred twenty million, twenty thousand, three hundred three".

Divisors: 1 13 239 3107 38629 502177 9232331 120020303