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20300211412 = 2213390388681
BaseRepresentation
bin10010111001111111…
…001010010011010100
31221101202102120212221
4102321333022103110
5313033323231122
613154211552124
71316025643555
oct227177122324
957352376787
1020300211412
118677a38328
123b265bb644
131bb694aa20
14da811232c
157dc2bc6c7
hex4b9fca4d4

20300211412 has 12 divisors (see below), whose sum is σ = 38258090836. Its totient is φ = 9369328320.

The previous prime is 20300211353. The next prime is 20300211419. The reversal of 20300211412 is 21411200302.

It can be written as a sum of positive squares in 2 ways, for example, as 7685327556 + 12614883856 = 87666^2 + 112316^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20300211419) 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 3 ways as a sum of consecutive naturals, for example, 195194289 + ... + 195194392.

Almost surely, 220300211412 is an apocalyptic number.

It is an amenable number.

20300211412 is a deficient number, since it is larger than the sum of its proper divisors (17957879424).

20300211412 is a wasteful number, since it uses less digits than its factorization.

20300211412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390388698 (or 390388696 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20300211412 its reverse (21411200302), we get a palindrome (41711411714).

The spelling of 20300211412 in words is "twenty billion, three hundred million, two hundred eleven thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 390388681 780777362 1561554724 5075052853 10150105706 20300211412