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14115157 = 719106129
BaseRepresentation
bin110101110110…
…000101010101
3222120010100121
4311312011111
512103141112
61222311541
7230656030
oct65660525
928503317
1014115157
117a70a21
1248885b1
132c02984
141c36017
15138c407
hexd76155

14115157 has 8 divisors (see below), whose sum is σ = 16980800. Its totient is φ = 11461824.

The previous prime is 14115139. The next prime is 14115163. The reversal of 14115157 is 75151141.

14115157 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 14115157 - 211 = 14113109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14115107) 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 7 ways as a sum of consecutive naturals, for example, 52932 + ... + 53197.

It is an arithmetic number, because the mean of its divisors is an integer number (2122600).

Almost surely, 214115157 is an apocalyptic number.

It is an amenable number.

14115157 is a deficient number, since it is larger than the sum of its proper divisors (2865643).

14115157 is a wasteful number, since it uses less digits than its factorization.

14115157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106155.

The product of its digits is 700, while the sum is 25.

The square root of 14115157 is about 3757.0143731426. The cubic root of 14115157 is about 241.6732436313.

Adding to 14115157 its reverse (75151141), we get a palindrome (89266298).

The spelling of 14115157 in words is "fourteen million, one hundred fifteen thousand, one hundred fifty-seven".

Divisors: 1 7 19 133 106129 742903 2016451 14115157