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7000223 = 291991213
BaseRepresentation
bin11010101101000010011111
3111011122111112
4122231002133
53243001343
6410012235
7113333546
oct32550237
914148445
107000223
113a5140a
12241707b
1315b1359
14d0315d
15934218
hex6ad09f

7000223 has 8 divisors (see below), whose sum is σ = 7284000. Its totient is φ = 6719328.

The previous prime is 7000219. The next prime is 7000241. The reversal of 7000223 is 3220007.

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 7000223 - 22 = 7000219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7000198 and 7000207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7000523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5165 + ... + 6377.

It is an arithmetic number, because the mean of its divisors is an integer number (910500).

Almost surely, 27000223 is an apocalyptic number.

7000223 is a deficient number, since it is larger than the sum of its proper divisors (283777).

7000223 is a wasteful number, since it uses less digits than its factorization.

7000223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441.

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 7000223 is about 2645.7934537677. The cubic root of 7000223 is about 191.2951496064.

The spelling of 7000223 in words is "seven million, two hundred twenty-three", and thus it is an aban number.

Divisors: 1 29 199 1213 5771 35177 241387 7000223