Base | Representation |
---|---|
bin | 1000110100011101100… |
… | …01011101101011101111 |
3 | 1001222012120221120122112 |
4 | 10122032301131223233 |
5 | 14431113004321111 |
6 | 351114400034235 |
7 | 30615455233112 |
oct | 4321661355357 |
9 | 1058176846575 |
10 | 303043042031 |
11 | 107579995874 |
12 | 4a89460297b |
13 | 227664034b2 |
14 | 1094b350579 |
15 | 7d39905e8b |
hex | 468ec5daef |
303043042031 has 4 divisors (see below), whose sum is σ = 312818624064. Its totient is φ = 293267460000.
The previous prime is 303043042009. The next prime is 303043042061. The reversal of 303043042031 is 130240340303.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130240340303 = 24061 ⋅5412923.
It is a cyclic number.
It is not a de Polignac number, because 303043042031 - 238 = 28165135087 is a prime.
It is a super-2 number, since 2×3030430420312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 303043041988 and 303043042006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (303043042061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4887790970 + ... + 4887791031.
It is an arithmetic number, because the mean of its divisors is an integer number (78204656016).
Almost surely, 2303043042031 is an apocalyptic number.
303043042031 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
303043042031 is a deficient number, since it is larger than the sum of its proper divisors (9775582033).
303043042031 is an equidigital number, since it uses as much as digits as its factorization.
303043042031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9775582032.
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 303043042031 its reverse (130240340303), we get a palindrome (433283382334).
The spelling of 303043042031 in words is "three hundred three billion, forty-three million, forty-two thousand, thirty-one".
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