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20000113102 = 282328334289
BaseRepresentation
bin10010101000000110…
…011000000111001110
31220121211202000101201
4102220012120013032
5311430012104402
613104331500114
71305423104434
oct225006300716
956554660351
1020000113102
1185335a6aa2
123a61bb763a
131b69717268
14d7a314d54
157c0c8e687
hex4a81981ce

20000113102 has 16 divisors (see below), whose sum is σ = 30054229920. Its totient is φ = 9982052352.

The previous prime is 20000113079. The next prime is 20000113121. The reversal of 20000113102 is 20131100002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4660974 + ... + 4665262.

It is an arithmetic number, because the mean of its divisors is an integer number (1878389370).

Almost surely, 220000113102 is an apocalyptic number.

20000113102 is a deficient number, since it is larger than the sum of its proper divisors (10054116818).

20000113102 is a wasteful number, since it uses less digits than its factorization.

20000113102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7947.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 20000113102 its reverse (20131100002), we get a palindrome (40131213104).

The spelling of 20000113102 in words is "twenty billion, one hundred thirteen thousand, one hundred two".

Divisors: 1 2 823 1646 2833 4289 5666 8578 2331559 3529847 4663118 7059694 12150737 24301474 10000056551 20000113102