Search a number
-
+
1023310223 = 13174630363
BaseRepresentation
bin111100111111100…
…111100110001111
32122022112112201122
4330333213212033
54043431411343
6245313031155
734233664505
oct7477474617
92568475648
101023310223
114856a5131
122468554bb
1313400c210
1499c98675
155ec88068
hex3cfe798f

1023310223 has 8 divisors (see below), whose sum is σ = 1166851728. Its totient is φ = 889029504.

The previous prime is 1023310187. The next prime is 1023310241. The reversal of 1023310223 is 3220133201.

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

It is a cyclic number.

It is not a de Polignac number, because 1023310223 - 26 = 1023310159 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023310283) 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, 2314961 + ... + 2315402.

It is an arithmetic number, because the mean of its divisors is an integer number (145856466).

Almost surely, 21023310223 is an apocalyptic number.

1023310223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1023310223 is a deficient number, since it is larger than the sum of its proper divisors (143541505).

1023310223 is a wasteful number, since it uses less digits than its factorization.

1023310223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4630393.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1023310223 is about 31989.2204187598. The cubic root of 1023310223 is about 1007.7104701836.

Adding to 1023310223 its reverse (3220133201), we get a palindrome (4243443424).

The spelling of 1023310223 in words is "one billion, twenty-three million, three hundred ten thousand, two hundred twenty-three".

Divisors: 1 13 17 221 4630363 60194719 78716171 1023310223