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8000223 = 371159587
BaseRepresentation
bin11110100001001011011111
3120001110020120
4132201023133
54022001343
6443250023
7125000160
oct36411337
916043216
108000223
114574760
122819913
13187157a
1410c3767
15a80683
hex7a12df

8000223 has 32 divisors (see below), whose sum is σ = 13547520. Its totient is φ = 4078560.

The previous prime is 8000221. The next prime is 8000231. The reversal of 8000223 is 3220008.

It is not a de Polignac number, because 8000223 - 21 = 8000221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8000221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13336 + ... + 13922.

It is an arithmetic number, because the mean of its divisors is an integer number (423360).

Almost surely, 28000223 is an apocalyptic number.

8000223 is a deficient number, since it is larger than the sum of its proper divisors (5547297).

8000223 is a wasteful number, since it uses less digits than its factorization.

8000223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 8000223 is about 2828.4665456745. The cubic root of 8000223 is about 200.0018583161.

The spelling of 8000223 in words is "eight million, two hundred twenty-three", and thus it is an aban number.

Divisors: 1 3 7 11 21 33 59 77 177 231 413 587 649 1239 1761 1947 4109 4543 6457 12327 13629 19371 34633 45199 103899 135597 242431 380963 727293 1142889 2666741 8000223