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8011017001 = 132337219571
BaseRepresentation
bin1110111010111111…
…00110101100101001
3202200022010211101101
413131133212230221
5112401310021001
63402531521401
7402343343461
oct73537465451
922608124341
108011017001
113441012709
121676a59261
139a88cc860
1455dd34ba1
1531d474a01
hex1dd7e6b29

8011017001 has 24 divisors (see below), whose sum is σ = 9252702144. Its totient is φ = 6881751360.

The previous prime is 8011016969. The next prime is 8011017011. The reversal of 8011017001 is 1007101108.

It is not a de Polignac number, because 8011017001 - 25 = 8011016969 is a prime.

It is a super-2 number, since 2×80110170012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8011017001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8011017011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 399546 + ... + 419116.

It is an arithmetic number, because the mean of its divisors is an integer number (385529256).

Almost surely, 28011017001 is an apocalyptic number.

It is an amenable number.

8011017001 is a deficient number, since it is larger than the sum of its proper divisors (1241685143).

8011017001 is a wasteful number, since it uses less digits than its factorization.

8011017001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19681 (or 19644 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 19.

The square root of 8011017001 is about 89504.2848192197. The cubic root of 8011017001 is about 2000.9176623002.

Adding to 8011017001 its reverse (1007101108), we get a palindrome (9018118109).

The spelling of 8011017001 in words is "eight billion, eleven million, seventeen thousand, one".

Divisors: 1 13 23 37 299 481 851 1369 11063 17797 19571 31487 254423 409331 450133 724127 5851729 9413651 16654921 26792699 216513973 348305087 616232077 8011017001