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100991162711 is a prime number
BaseRepresentation
bin101111000001110001…
…0101101100101010111
3100122200020200121212202
41132003202231211113
53123312214201321
6114221131035115
710203440501465
oct1360342554527
9318606617782
10100991162711
113991497333a
12176a589ba9b
1396a5c7435a
144c6094b835
15296127270b
hex17838ad957

100991162711 has 2 divisors, whose sum is σ = 100991162712. Its totient is φ = 100991162710.

The previous prime is 100991162683. The next prime is 100991162717. The reversal of 100991162711 is 117261199001.

It is a strong prime.

It is an emirp because it is prime and its reverse (117261199001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100991162711 - 230 = 99917420887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100991162717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50495581355 + 50495581356.

It is an arithmetic number, because the mean of its divisors is an integer number (50495581356).

Almost surely, 2100991162711 is an apocalyptic number.

100991162711 is a deficient number, since it is larger than the sum of its proper divisors (1).

100991162711 is an equidigital number, since it uses as much as digits as its factorization.

100991162711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 38.

The spelling of 100991162711 in words is "one hundred billion, nine hundred ninety-one million, one hundred sixty-two thousand, seven hundred eleven".