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223232023 = 7317114489
BaseRepresentation
bin11010100111001…
…00000000010111
3120120001100202201
431103210000113
5424121411043
634052345331
75350304140
oct1523440027
9516040681
10223232023
11105010583
1262915247
133732c871
142190cac7
15148e7c4d
hexd4e4017

223232023 has 16 divisors (see below), whose sum is σ = 267079680. Its totient is φ = 182548800.

The previous prime is 223232011. The next prime is 223232039. The reversal of 223232023 is 320232322.

It is not a de Polignac number, because 223232023 - 225 = 189677591 is a prime.

It is a super-3 number, since 3×2232320233 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223292023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8163 + ... + 22651.

It is an arithmetic number, because the mean of its divisors is an integer number (16692480).

Almost surely, 2223232023 is an apocalyptic number.

223232023 is a deficient number, since it is larger than the sum of its proper divisors (43847657).

223232023 is a wasteful number, since it uses less digits than its factorization.

223232023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14598.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 223232023 is about 14940.9512080055. The cubic root of 223232023 is about 606.6229429839.

Adding to 223232023 its reverse (320232322), we get a palindrome (543464345).

The spelling of 223232023 in words is "two hundred twenty-three million, two hundred thirty-two thousand, twenty-three".

Divisors: 1 7 31 71 217 497 2201 14489 15407 101423 449159 1028719 3144113 7201033 31890289 223232023