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2823142 = 27201653
BaseRepresentation
bin1010110001001111100110
312022102121211
422301033212
51210320032
6140302034
732665510
oct12611746
95272554
102823142
111659083
12b4191a
1377acca
14536bb0
153ab747
hex2b13e6

2823142 has 8 divisors (see below), whose sum is σ = 4839696. Its totient is φ = 1209912.

The previous prime is 2823133. The next prime is 2823143. The reversal of 2823142 is 2413282.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2823143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100813 + ... + 100840.

It is an arithmetic number, because the mean of its divisors is an integer number (604962).

22823142 is an apocalyptic number.

2823142 is a deficient number, since it is larger than the sum of its proper divisors (2016554).

2823142 is a wasteful number, since it uses less digits than its factorization.

2823142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201662.

The product of its digits is 768, while the sum is 22.

The square root of 2823142 is about 1680.2208188211. The cubic root of 2823142 is about 141.3332159031. Note that the first 3 decimals are identical.

The spelling of 2823142 in words is "two million, eight hundred twenty-three thousand, one hundred forty-two".

Divisors: 1 2 7 14 201653 403306 1411571 2823142