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20301363061 = 771241169493
BaseRepresentation
bin10010111010000011…
…100011011101110101
31221101211121002122121
4102322003203131311
5313034122104221
613154252355541
71316041511260
oct227203433565
957354532577
1020301363061
118678654601
123b26a75bb1
131bb6c61c85
14da8331cd7
157dc448a41
hex4ba0e3775

20301363061 has 16 divisors (see below), whose sum is σ = 23626107648. Its totient is φ = 17084793600.

The previous prime is 20301363037. The next prime is 20301363079. The reversal of 20301363061 is 16036310302.

It is not a de Polignac number, because 20301363061 - 219 = 20300838773 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 (20301363001) 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 15 ways as a sum of consecutive naturals, for example, 35031 + ... + 204523.

It is an arithmetic number, because the mean of its divisors is an integer number (1476631728).

Almost surely, 220301363061 is an apocalyptic number.

It is an amenable number.

20301363061 is a deficient number, since it is larger than the sum of its proper divisors (3324744587).

20301363061 is a wasteful number, since it uses less digits than its factorization.

20301363061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169812.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 20301363061 its reverse (16036310302), we get a palindrome (36337673363).

The spelling of 20301363061 in words is "twenty billion, three hundred one million, three hundred sixty-three thousand, sixty-one".

Divisors: 1 7 71 241 497 1687 17111 119777 169493 1186451 12034003 40847813 84238021 285934691 2900194723 20301363061