Base | Representation |
---|---|
bin | 10010000100011… |
… | …001010011010111 |
3 | 210010102012210022 |
4 | 102010121103113 |
5 | 1110101021403 |
6 | 50025215355 |
7 | 10340444135 |
oct | 2204312327 |
9 | 703365708 |
10 | 303142103 |
11 | 146130170 |
12 | 8563155b |
13 | 4aa5b034 |
14 | 2c390755 |
15 | 1b92ed38 |
hex | 121194d7 |
303142103 has 16 divisors (see below), whose sum is σ = 337236480. Its totient is φ = 270177600.
The previous prime is 303142031. The next prime is 303142109. The reversal of 303142103 is 301241303.
It is a happy number.
It is not a de Polignac number, because 303142103 - 216 = 303076567 is a prime.
It is a super-2 number, since 2×3031421032 = 183790269222525218, which contains 22 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 (303142109) 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 15 ways as a sum of consecutive naturals, for example, 175283 + ... + 177003.
It is an arithmetic number, because the mean of its divisors is an integer number (21077280).
Almost surely, 2303142103 is an apocalyptic number.
303142103 is a deficient number, since it is larger than the sum of its proper divisors (34094377).
303142103 is a wasteful number, since it uses less digits than its factorization.
303142103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2038.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 303142103 is about 17410.9765090876. The cubic root of 303142103 is about 671.7619791661.
Adding to 303142103 its reverse (301241303), we get a palindrome (604383406).
The spelling of 303142103 in words is "three hundred three million, one hundred forty-two thousand, one hundred three".
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