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115100041 = 716442863
BaseRepresentation
bin1101101110001…
…00100110001001
322000120200120111
412313010212021
5213431200131
615230554321
72565222430
oct667044611
9260520514
10115100041
1159a75401
12326689a1
131aacc844
1411402117
15a188ab1
hex6dc4989

115100041 has 4 divisors (see below), whose sum is σ = 131542912. Its totient is φ = 98657172.

The previous prime is 115100023. The next prime is 115100053. The reversal of 115100041 is 140001511.

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 115100041 - 25 = 115100009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115099994 and 115100030.

It is not an unprimeable number, because it can be changed into a prime (115100021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8221425 + ... + 8221438.

It is an arithmetic number, because the mean of its divisors is an integer number (32885728).

Almost surely, 2115100041 is an apocalyptic number.

It is an amenable number.

115100041 is a deficient number, since it is larger than the sum of its proper divisors (16442871).

115100041 is an equidigital number, since it uses as much as digits as its factorization.

115100041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16442870.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 115100041 is about 10728.4687164572. The cubic root of 115100041 is about 486.4353849330.

Adding to 115100041 its reverse (140001511), we get a palindrome (255101552).

The spelling of 115100041 in words is "one hundred fifteen million, one hundred thousand, forty-one".

Divisors: 1 7 16442863 115100041