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20013411213 = 323163703039
BaseRepresentation
bin10010101000111001…
…000110101110001101
31220122202202121222100
4102220321012232031
5311441413124323
613105524505313
71305644121435
oct225071065615
956582677870
1020013411213
11854005a074
123a6654b239
131b6c3c2073
14d7bdb72c5
157c2019943
hex4a8e46b8d

20013411213 has 12 divisors (see below), whose sum is σ = 28917441280. Its totient is φ = 13338036936.

The previous prime is 20013411137. The next prime is 20013411217. The reversal of 20013411213 is 31211431002.

20013411213 is a `hidden beast` number, since 200 + 1 + 341 + 121 + 3 = 666.

It is not a de Polignac number, because 20013411213 - 28 = 20013410957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20013411217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 323053 + ... + 379986.

Almost surely, 220013411213 is an apocalyptic number.

It is an amenable number.

20013411213 is a deficient number, since it is larger than the sum of its proper divisors (8904030067).

20013411213 is a wasteful number, since it uses less digits than its factorization.

20013411213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706208 (or 706205 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 20013411213 its reverse (31211431002), we get a palindrome (51224842215).

The spelling of 20013411213 in words is "twenty billion, thirteen million, four hundred eleven thousand, two hundred thirteen".

Divisors: 1 3 9 3163 9489 28467 703039 2109117 6327351 2223712357 6671137071 20013411213