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223232132 = 2255808033
BaseRepresentation
bin11010100111001…
…00000010000100
3120120001100220202
431103210002010
5424121412012
634052350032
75350304354
oct1523440204
9516040822
10223232132
11105010672
1262915318
133732c926
142190cb64
15148e7cc2
hexd4e4084

223232132 has 6 divisors (see below), whose sum is σ = 390656238. Its totient is φ = 111616064.

The previous prime is 223232101. The next prime is 223232183. The reversal of 223232132 is 231232322.

It can be written as a sum of positive squares in only one way, i.e., 193376836 + 29855296 = 13906^2 + 5464^2 .

It is a super-3 number, since 3×2232321323 (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27904013 + ... + 27904020.

It is an arithmetic number, because the mean of its divisors is an integer number (65109373).

Almost surely, 2223232132 is an apocalyptic number.

It is an amenable number.

223232132 is a deficient number, since it is larger than the sum of its proper divisors (167424106).

223232132 is a wasteful number, since it uses less digits than its factorization.

223232132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55808037 (or 55808035 counting only the distinct ones).

The product of its digits is 864, while the sum is 20.

The square root of 223232132 is about 14940.9548556978. The cubic root of 223232132 is about 606.6230417181.

Adding to 223232132 its reverse (231232322), we get a palindrome (454464454).

The spelling of 223232132 in words is "two hundred twenty-three million, two hundred thirty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 55808033 111616066 223232132