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115124141 = 1161171571
BaseRepresentation
bin1101101110010…
…10011110101101
322000121220122002
412313022132231
5213432433031
615231302045
72565352616
oct667123655
9260556562
10115124141
1159a91520
123267a925
131ab0a7c2
141140ac0d
15a190ccb
hex6dca7ad

115124141 has 8 divisors (see below), whose sum is σ = 127649568. Its totient is φ = 102942000.

The previous prime is 115124137. The next prime is 115124167. The reversal of 115124141 is 141421511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115124141 - 22 = 115124137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115124101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85115 + ... + 86456.

It is an arithmetic number, because the mean of its divisors is an integer number (15956196).

Almost surely, 2115124141 is an apocalyptic number.

115124141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

115124141 is a deficient number, since it is larger than the sum of its proper divisors (12525427).

115124141 is a wasteful number, since it uses less digits than its factorization.

115124141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171643.

The product of its digits is 160, while the sum is 20.

The square root of 115124141 is about 10729.5918375304. The cubic root of 115124141 is about 486.4693330086.

Adding to 115124141 its reverse (141421511), we get a palindrome (256545652).

The spelling of 115124141 in words is "one hundred fifteen million, one hundred twenty-four thousand, one hundred forty-one".

Divisors: 1 11 61 671 171571 1887281 10465831 115124141