Search a number
-
+
112215651711509 is a prime number
BaseRepresentation
bin11001100000111100111110…
…000011101111101000010101
3112201022201012201010122101102
4121200330332003233220111
5104202020123314232014
61034355054141235445
732431212313363613
oct3140747603575025
9481281181118342
10112215651711509
1132834432a31745
121070418a862b85
134a7cb76703a48
141d9d3a34a06b3
15ce8ebecad8de
hex660f3e0efa15

112215651711509 has 2 divisors, whose sum is σ = 112215651711510. Its totient is φ = 112215651711508.

The previous prime is 112215651711481. The next prime is 112215651711517. The reversal of 112215651711509 is 905117156512211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68278772031409 + 43936879680100 = 8263097^2 + 6628490^2 .

It is a cyclic number.

It is not a de Polignac number, because 112215651711509 - 28 = 112215651711253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112215651713509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56107825855754 + 56107825855755.

It is an arithmetic number, because the mean of its divisors is an integer number (56107825855755).

Almost surely, 2112215651711509 is an apocalyptic number.

It is an amenable number.

112215651711509 is a deficient number, since it is larger than the sum of its proper divisors (1).

112215651711509 is an equidigital number, since it uses as much as digits as its factorization.

112215651711509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 47.

The spelling of 112215651711509 in words is "one hundred twelve trillion, two hundred fifteen billion, six hundred fifty-one million, seven hundred eleven thousand, five hundred nine".