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8142106011 = 31331101131509
BaseRepresentation
bin1111001010100111…
…01010110110011011
3210000102210211200220
413211103222312123
5113133334343021
63423533331123
7405524521254
oct74523526633
923012724626
108142106011
1134a9008836
1216b2936aa3
139c9b09c10
145734d9b2b
15329c1acc6
hex1e54ead9b

8142106011 has 64 divisors (see below), whose sum is σ = 12305018880. Its totient is φ = 4754880000.

The previous prime is 8142106001. The next prime is 8142106039. The reversal of 8142106011 is 1106012418.

It is not a de Polignac number, because 8142106011 - 27 = 8142105883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8142106001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15996025 + ... + 15996533.

It is an arithmetic number, because the mean of its divisors is an integer number (192265920).

Almost surely, 28142106011 is an apocalyptic number.

8142106011 is a deficient number, since it is larger than the sum of its proper divisors (4162912869).

8142106011 is a wasteful number, since it uses less digits than its factorization.

8142106011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788.

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 8142106011 is about 90233.6190729376. The cubic root of 8142106011 is about 2011.7727329899.

Adding to 8142106011 its reverse (1106012418), we get a palindrome (9248118429).

The spelling of 8142106011 in words is "eight billion, one hundred forty-two million, one hundred six thousand, eleven".

Divisors: 1 3 13 31 39 93 101 131 303 393 403 509 1209 1313 1527 1703 3131 3939 4061 5109 6617 9393 12183 13231 15779 19851 39693 40703 47337 51409 52793 66679 122109 154227 158379 172003 200037 205127 410161 516009 615381 668317 866827 1230483 1593679 2004951 2067049 2600481 4781037 5332093 6201147 6734579 15996279 20203737 20717827 26871637 62153481 80614911 87549527 208771949 262648581 626315847 2714035337 8142106011