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16045141 = 72292163
BaseRepresentation
bin111101001101…
…010001010101
31010012011210111
4331031101111
513101421031
61331523021
7253244560
oct75152125
933164714
1016045141
119069a52
125459471
13342a288
1421b94d7
15161e1b1
hexf4d455

16045141 has 4 divisors (see below), whose sum is σ = 18337312. Its totient is φ = 13752972.

The previous prime is 16045129. The next prime is 16045147. The reversal of 16045141 is 14154061.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14154061 = 41345221.

It is a cyclic number.

It is not a de Polignac number, because 16045141 - 29 = 16044629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16045147) 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, 1146075 + ... + 1146088.

It is an arithmetic number, because the mean of its divisors is an integer number (4584328).

Almost surely, 216045141 is an apocalyptic number.

It is an amenable number.

16045141 is a deficient number, since it is larger than the sum of its proper divisors (2292171).

16045141 is an equidigital number, since it uses as much as digits as its factorization.

16045141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292170.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 16045141 is about 4005.6386507023. The cubic root of 16045141 is about 252.2209628675.

The spelling of 16045141 in words is "sixteen million, forty-five thousand, one hundred forty-one".

Divisors: 1 7 2292163 16045141