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427475711061 = 33721559104911
BaseRepresentation
bin1100011100001111000…
…10011011010001010101
31111212101111222002221000
412032013202123101111
524000432240223221
6524214000013513
742612150406620
oct6160742332125
91455344862830
10427475711061
11155322992823
126aa20901299
1331406a4b639
1416993276db7
15b1bdae9e26
hex638789b455

427475711061 has 32 divisors (see below), whose sum is σ = 723808870400. Its totient is φ = 244258176240.

The previous prime is 427475711057. The next prime is 427475711111. The reversal of 427475711061 is 160117574724.

427475711061 is a `hidden beast` number, since 4 + 2 + 7 + 4 + 7 + 571 + 10 + 61 = 666.

It is not a de Polignac number, because 427475711061 - 22 = 427475711057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 427475710998 and 427475711016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427475711161) 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 31 ways as a sum of consecutive naturals, for example, 4022196 + ... + 4127106.

It is an arithmetic number, because the mean of its divisors is an integer number (22619027200).

Almost surely, 2427475711061 is an apocalyptic number.

It is an amenable number.

427475711061 is a deficient number, since it is larger than the sum of its proper divisors (296333159339).

427475711061 is a wasteful number, since it uses less digits than its factorization.

427475711061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126486 (or 126480 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 45.

The spelling of 427475711061 in words is "four hundred twenty-seven billion, four hundred seventy-five million, seven hundred eleven thousand, sixty-one".

Divisors: 1 3 7 9 21 27 63 189 21559 64677 104911 150913 194031 314733 452739 582093 734377 944199 1358217 2203131 2832597 4074651 6609393 19828179 2261776249 6785328747 15832433743 20355986241 47497301229 61067958723 142491903687 427475711061