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23066005 = 5137151223
BaseRepresentation
bin101011111111…
…1010110010101
31121101212121111
41113333112111
521401103010
62142215021
7400025554
oct127772625
947355544
1023066005
1112024916
127884471
134a17b31
1430c5d9b
15205958a
hex15ff595

23066005 has 16 divisors (see below), whose sum is σ = 28191744. Its totient is φ = 18115200.

The previous prime is 23066003. The next prime is 23066011. The reversal of 23066005 is 50066032.

It is not a de Polignac number, because 23066005 - 21 = 23066003 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 (23066003) 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 15 ways as a sum of consecutive naturals, for example, 103324 + ... + 103546.

It is an arithmetic number, because the mean of its divisors is an integer number (1761984).

Almost surely, 223066005 is an apocalyptic number.

It is an amenable number.

23066005 is a deficient number, since it is larger than the sum of its proper divisors (5125739).

23066005 is a wasteful number, since it uses less digits than its factorization.

23066005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 23066005 is about 4802.7080902341. The cubic root of 23066005 is about 284.6584808315.

The spelling of 23066005 in words is "twenty-three million, sixty-six thousand, five".

Divisors: 1 5 137 151 223 685 755 1115 20687 30551 33673 103435 152755 168365 4613201 23066005