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20302321103312 = 241268895068957
BaseRepresentation
bin1001001110111000000001…
…01000110011000111010000
32122212212211122221210120012
410213130000220303013100
510130113123200301222
6111102431344334052
74163536305011303
oct447340050630720
978785748853505
1020302321103312
116518190a89636
12233a886314328
13b43667c66151
145028cd762b3a
1525319b1d41e2
hex127700a331d0

20302321103312 has 10 divisors (see below), whose sum is σ = 39335747137698. Its totient is φ = 10151160551648.

The previous prime is 20302321103293. The next prime is 20302321103357. The reversal of 20302321103312 is 21330112320302.

It can be written as a sum of positive squares in only one way, i.e., 19286466756496 + 1015854346816 = 4391636^2 + 1007896^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634447534463 + ... + 634447534494.

Almost surely, 220302321103312 is an apocalyptic number.

It is an amenable number.

20302321103312 is a deficient number, since it is larger than the sum of its proper divisors (19033426034386).

20302321103312 is a wasteful number, since it uses less digits than its factorization.

20302321103312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268895068965 (or 1268895068959 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20302321103312 its reverse (21330112320302), we get a palindrome (41632433423614).

The spelling of 20302321103312 in words is "twenty trillion, three hundred two billion, three hundred twenty-one million, one hundred three thousand, three hundred twelve".

Divisors: 1 2 4 8 16 1268895068957 2537790137914 5075580275828 10151160551656 20302321103312