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116108141 = 294003729
BaseRepresentation
bin1101110101110…
…10101101101101
322002110220102112
412322322231231
5214210430031
615304333405
72606621462
oct672725555
9262426375
10116108141
115a5a3846
1232a74265
131b093656
14115c5669
15a2d762b
hex6ebab6d

116108141 has 4 divisors (see below), whose sum is σ = 120111900. Its totient is φ = 112104384.

The previous prime is 116108123. The next prime is 116108143. The reversal of 116108141 is 141801611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 141801611 = 720257373.

It can be written as a sum of positive squares in 2 ways, for example, as 88755241 + 27352900 = 9421^2 + 5230^2 .

It is a cyclic number.

It is not a de Polignac number, because 116108141 - 26 = 116108077 is a prime.

It is a super-2 number, since 2×1161081412 = 26962200812951762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116108143) 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, 2001836 + ... + 2001893.

It is an arithmetic number, because the mean of its divisors is an integer number (30027975).

Almost surely, 2116108141 is an apocalyptic number.

It is an amenable number.

116108141 is a deficient number, since it is larger than the sum of its proper divisors (4003759).

116108141 is an equidigital number, since it uses as much as digits as its factorization.

116108141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003758.

The product of its (nonzero) digits is 192, while the sum is 23.

The square root of 116108141 is about 10775.3487646572. The cubic root of 116108141 is about 487.8514017794.

Adding to 116108141 its reverse (141801611), we get a palindrome (257909752).

The spelling of 116108141 in words is "one hundred sixteen million, one hundred eight thousand, one hundred forty-one".

Divisors: 1 29 4003729 116108141