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2006612517 = 371318140609
BaseRepresentation
bin111011110011010…
…0111101000100101
312011211210110220010
41313212213220211
513102143100032
6531040400433
7100503632160
oct16746475045
95154713803
102006612517
1193a753758
12480016119
1325c9510b0
141506daad7
15bb26bccc
hex779a7a25

2006612517 has 32 divisors (see below), whose sum is σ = 3311176960. Its totient is φ = 1052559360.

The previous prime is 2006612471. The next prime is 2006612521. The reversal of 2006612517 is 7152166002.

It is not a de Polignac number, because 2006612517 - 27 = 2006612389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006612537) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29109 + ... + 69717.

It is an arithmetic number, because the mean of its divisors is an integer number (103474280).

Almost surely, 22006612517 is an apocalyptic number.

It is an amenable number.

2006612517 is a deficient number, since it is larger than the sum of its proper divisors (1304564443).

2006612517 is a wasteful number, since it uses less digits than its factorization.

2006612517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40813.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 2006612517 is about 44795.2287303012. The cubic root of 2006612517 is about 1261.3080639673.

Adding to 2006612517 its reverse (7152166002), we get a palindrome (9158778519).

The spelling of 2006612517 in words is "two billion, six million, six hundred twelve thousand, five hundred seventeen".

Divisors: 1 3 7 13 21 39 91 181 273 543 1267 2353 3801 7059 16471 40609 49413 121827 284263 527917 852789 1583751 3695419 7350229 11086257 22050687 51451603 95552977 154354809 286658931 668870839 2006612517