Search a number
-
+
8061813013001 = 11732892092091
BaseRepresentation
bin111010101010000100110…
…0000000011101000001001
31001112200221121110210220012
41311110021200003220021
52024041043112404001
625051313515241305
71461306145650146
oct165241140035011
931480847423805
108061813013001
112628aa5302850
12aa2524a49235
134662c1b494b7
141dc29dc353cd
15dea8d9422bb
hex75509803a09

8061813013001 has 4 divisors (see below), whose sum is σ = 8794705105104. Its totient is φ = 7328920920900.

The previous prime is 8061813012991. The next prime is 8061813013013. The reversal of 8061813013001 is 1003103181608.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8061813013001 - 26 = 8061813012937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8061813013031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366446046035 + ... + 366446046056.

It is an arithmetic number, because the mean of its divisors is an integer number (2198676276276).

Almost surely, 28061813013001 is an apocalyptic number.

It is an amenable number.

8061813013001 is a deficient number, since it is larger than the sum of its proper divisors (732892092103).

8061813013001 is a wasteful number, since it uses less digits than its factorization.

8061813013001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732892092102.

The product of its (nonzero) digits is 3456, while the sum is 32.

Adding to 8061813013001 its reverse (1003103181608), we get a palindrome (9064916194609).

The spelling of 8061813013001 in words is "eight trillion, sixty-one billion, eight hundred thirteen million, thirteen thousand, one".

Divisors: 1 11 732892092091 8061813013001