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20323210300 = 22521381147163
BaseRepresentation
bin10010111011010110…
…111001010000111100
31221110100201001102121
4102323112321100330
5313110220212200
613200352532324
71316425302661
oct227326712074
957410631377
1020323210300
118689a16778
123b322510a4
131bbb641133
14dab1bba68
157de311e1a
hex4bb5b943c

20323210300 has 36 divisors (see below), whose sum is σ = 44133600616. Its totient is φ = 8123342400.

The previous prime is 20323210291. The next prime is 20323210309. The reversal of 20323210300 is 301232302.

It is an interprime number because it is at equal distance from previous prime (20323210291) and next prime (20323210309).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20323210309) 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 11 ways as a sum of consecutive naturals, for example, 64519 + ... + 211681.

Almost surely, 220323210300 is an apocalyptic number.

20323210300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20323210300 is an abundant number, since it is smaller than the sum of its proper divisors (23810390316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20323210300 is a wasteful number, since it uses less digits than its factorization.

20323210300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148558 (or 148551 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 20323210300 its reverse (301232302), we get a palindrome (20624442602).

The spelling of 20323210300 in words is "twenty billion, three hundred twenty-three million, two hundred ten thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1381 2762 5524 6905 13810 27620 34525 69050 138100 147163 294326 588652 735815 1471630 2943260 3679075 7358150 14716300 203232103 406464206 812928412 1016160515 2032321030 4064642060 5080802575 10161605150 20323210300