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20330102310 = 235796810011
BaseRepresentation
bin10010111011110001…
…001011111000100110
31221110211200012111020
4102323301023320212
5313114001233220
613201200352010
71316541006210
oct227361137046
957424605436
1020330102310
1186928a3851
123b34615606
131bbcbb514b
14dac0935b0
157dec24040
hex4bbc4be26

20330102310 has 32 divisors (see below), whose sum is σ = 55762566912. Its totient is φ = 4646880480.

The previous prime is 20330102297. The next prime is 20330102347. The reversal of 20330102310 is 1320103302.

It is a super-2 number, since 2×203301023102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20330102310.

It is a congruent number.

It is an unprimeable number.

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, 48404796 + ... + 48405215.

It is an arithmetic number, because the mean of its divisors is an integer number (1742580216).

Almost surely, 220330102310 is an apocalyptic number.

20330102310 is an abundant number, since it is smaller than the sum of its proper divisors (35432464602).

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

20330102310 is a wasteful number, since it uses less digits than its factorization.

20330102310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96810028.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 20330102310 its reverse (1320103302), we get a palindrome (21650205612).

The spelling of 20330102310 in words is "twenty billion, three hundred thirty million, one hundred two thousand, three hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 96810011 193620022 290430033 484050055 580860066 677670077 968100110 1355340154 1452150165 2033010231 2904300330 3388350385 4066020462 6776700770 10165051155 20330102310