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42300223 = 78277307
BaseRepresentation
bin1010000101011…
…1001100111111
32221121001222221
42201113030333
541312101343
64110350211
71022355160
oct241271477
987531887
1042300223
1121971869
12121bb367
1389c0824
145891767
153aa85ed
hex285733f

42300223 has 8 divisors (see below), whose sum is σ = 48408192. Its totient is φ = 36208536.

The previous prime is 42300221. The next prime is 42300229. The reversal of 42300223 is 32200324.

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

It is not a de Polignac number, because 42300223 - 21 = 42300221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42300197 and 42300206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42300221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2136 + ... + 9442.

It is an arithmetic number, because the mean of its divisors is an integer number (6051024).

Almost surely, 242300223 is an apocalyptic number.

42300223 is a deficient number, since it is larger than the sum of its proper divisors (6107969).

42300223 is an equidigital number, since it uses as much as digits as its factorization.

42300223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8141.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 42300223 is about 6503.8621602860. The cubic root of 42300223 is about 348.4289394144.

Adding to 42300223 its reverse (32200324), we get a palindrome (74500547).

The spelling of 42300223 in words is "forty-two million, three hundred thousand, two hundred twenty-three".

Divisors: 1 7 827 5789 7307 51149 6042889 42300223