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223252043 = 737861977
BaseRepresentation
bin11010100111010…
…00111001001011
3120120002101020012
431103220321023
5424123031133
634053022135
75350416410
oct1523507113
9516071205
10223252043
11105024623
126292494b
1337338a01
1421916107
15148edb48
hexd4e8e4b

223252043 has 8 divisors (see below), whose sum is σ = 262041312. Its totient is φ = 186186816.

The previous prime is 223252039. The next prime is 223252061. The reversal of 223252043 is 340252322.

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 223252043 - 22 = 223252039 is a prime.

It is a super-3 number, since 3×2232520433 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223252013) 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, 430730 + ... + 431247.

It is an arithmetic number, because the mean of its divisors is an integer number (32755164).

Almost surely, 2223252043 is an apocalyptic number.

223252043 is a deficient number, since it is larger than the sum of its proper divisors (38789269).

223252043 is an equidigital number, since it uses as much as digits as its factorization.

223252043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862021.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 223252043 is about 14941.6211637158. The cubic root of 223252043 is about 606.6410769238.

The spelling of 223252043 in words is "two hundred twenty-three million, two hundred fifty-two thousand, forty-three".

Divisors: 1 7 37 259 861977 6033839 31893149 223252043