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2323330031 = 111498811609
BaseRepresentation
bin1000101001111011…
…0011001111101111
312222220202101122102
42022132303033233
514224233030111
61022313005315
7111400656641
oct21236631757
95886671572
102323330031
11a92506270
1254a0b383b
132b04531c9
141807c2891
15d8e7e13b
hex8a7b33ef

2323330031 has 16 divisors (see below), whose sum is σ = 2556036000. Its totient is φ = 2094259200.

The previous prime is 2323329979. The next prime is 2323330043. The reversal of 2323330031 is 1300333232.

It is a de Polignac number, because none of the positive numbers 2k-2323330031 is a prime.

It is a super-2 number, since 2×23233300312 = 10795724865892921922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2323329985 and 2323330012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2323330081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1443155 + ... + 1444763.

It is an arithmetic number, because the mean of its divisors is an integer number (159752250).

Almost surely, 22323330031 is an apocalyptic number.

2323330031 is a deficient number, since it is larger than the sum of its proper divisors (232705969).

2323330031 is a wasteful number, since it uses less digits than its factorization.

2323330031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 2323330031 is about 48200.9339224874. The cubic root of 2323330031 is about 1324.4542726635.

Adding to 2323330031 its reverse (1300333232), we get a palindrome (3623663263).

The spelling of 2323330031 in words is "two billion, three hundred twenty-three million, three hundred thirty thousand, thirty-one".

Divisors: 1 11 149 881 1609 1639 9691 17699 131269 239741 1417529 1443959 2637151 15592819 211211821 2323330031