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23284142 = 2723167433
BaseRepresentation
bin101100011010…
…0100110101110
31121210221211122
41120310212232
521430043032
62151020542
7401624540
oct130644656
947727748
1023284142
11121637a2
12796a752
134a931cb
143141690
15209e012
hex16349ae

23284142 has 32 divisors (see below), whose sum is σ = 41997312. Its totient is φ = 9465984.

The previous prime is 23284133. The next prime is 23284147. The reversal of 23284142 is 24148232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23284147) 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 15 ways as a sum of consecutive naturals, for example, 53558 + ... + 53990.

It is an arithmetic number, because the mean of its divisors is an integer number (1312416).

Almost surely, 223284142 is an apocalyptic number.

23284142 is a deficient number, since it is larger than the sum of its proper divisors (18713170).

23284142 is a wasteful number, since it uses less digits than its factorization.

23284142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632.

The product of its digits is 3072, while the sum is 26.

The square root of 23284142 is about 4825.3644421950. The cubic root of 23284142 is about 285.5530126285.

The spelling of 23284142 in words is "twenty-three million, two hundred eighty-four thousand, one hundred forty-two".

Divisors: 1 2 7 14 23 46 161 167 322 334 433 866 1169 2338 3031 3841 6062 7682 9959 19918 26887 53774 69713 72311 139426 144622 506177 1012354 1663153 3326306 11642071 23284142