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8750223 = 321757191
BaseRepresentation
bin100001011000…
…010010001111
3121110120001100
4201120102033
54220001343
6511314143
7134242566
oct41302217
917416040
108750223
114a37199
122b1b953
131a74a61
14123abdd
15b7c9d3
hex85848f

8750223 has 12 divisors (see below), whose sum is σ = 13382928. Its totient is φ = 5490240.

The previous prime is 8750197. The next prime is 8750227. The reversal of 8750223 is 3220578.

It is not a de Polignac number, because 8750223 - 25 = 8750191 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8750227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28443 + ... + 28748.

It is an arithmetic number, because the mean of its divisors is an integer number (1115244).

Almost surely, 28750223 is an apocalyptic number.

8750223 is a deficient number, since it is larger than the sum of its proper divisors (4632705).

8750223 is a wasteful number, since it uses less digits than its factorization.

8750223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57214 (or 57211 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 8750223 is about 2958.0775851894. The cubic root of 8750223 is about 206.0660155406.

The spelling of 8750223 in words is "eight million, seven hundred fifty thousand, two hundred twenty-three".

Divisors: 1 3 9 17 51 153 57191 171573 514719 972247 2916741 8750223