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23130031333 = 3110325572833
BaseRepresentation
bin10101100010101010…
…000100010011100101
32012200222020100001011
4111202222010103211
5334332242000313
614343100502221
71446120010453
oct254252042345
965628210034
1023130031333
11989a332982
12459624a971
132247cb8c96
141195c999d3
1590594793d
hex562a844e5

23130031333 has 16 divisors (see below), whose sum is σ = 24125910016. Its totient is φ = 22150091520.

The previous prime is 23130031321. The next prime is 23130031339. The reversal of 23130031333 is 33313003132.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23130031333 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 (23130031339) 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, 8163085 + ... + 8165917.

It is an arithmetic number, because the mean of its divisors is an integer number (1507869376).

Almost surely, 223130031333 is an apocalyptic number.

It is an amenable number.

23130031333 is a deficient number, since it is larger than the sum of its proper divisors (995878683).

23130031333 is a wasteful number, since it uses less digits than its factorization.

23130031333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5524.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 23130031333 its reverse (33313003132), we get a palindrome (56443034465).

The spelling of 23130031333 in words is "twenty-three billion, one hundred thirty million, thirty-one thousand, three hundred thirty-three".

Divisors: 1 31 103 2557 2833 3193 79267 87823 263371 291799 7243981 8164501 9045769 224563411 746130043 23130031333