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303030303023 = 7192503910277
BaseRepresentation
bin1000110100011100000…
…00110111100100101111
31001222011200222101000102
410122032000313210233
514431101224144043
6351113223021315
730615242035130
oct4321600674457
91058150871012
10303030303023
11107572784868
124a89029a83b
1322763893016
1410949795c87
157d3873b6b8
hex468e03792f

303030303023 has 16 divisors (see below), whose sum is σ = 364693777920. Its totient is φ = 245971139616.

The previous prime is 303030303019. The next prime is 303030303101. The reversal of 303030303023 is 320303030303.

It is a cyclic number.

It is not a de Polignac number, because 303030303023 - 22 = 303030303019 is a prime.

It is a super-2 number, since 2×3030303030232 (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 = 303030302986 and 303030303004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303030308023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122240 + ... + 788037.

It is an arithmetic number, because the mean of its divisors is an integer number (22793361120).

Almost surely, 2303030303023 is an apocalyptic number.

303030303023 is a deficient number, since it is larger than the sum of its proper divisors (61663474897).

303030303023 is a wasteful number, since it uses less digits than its factorization.

303030303023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912806.

The product of its (nonzero) digits is 1458, while the sum is 20.

Adding to 303030303023 its reverse (320303030303), we get a palindrome (623333333326).

The spelling of 303030303023 in words is "three hundred three billion, thirty million, three hundred three thousand, twenty-three".

Divisors: 1 7 19 133 2503 17521 47557 332899 910277 6371939 17295263 121066841 2278423331 15948963317 43290043289 303030303023