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232117223 = 1370125471
BaseRepresentation
bin11011101010111…
…01001111100111
3121011202202222012
431311131033213
5433410222343
635011024435
75515651412
oct1565351747
9534682865
10232117223
1110a02a118
126589b11b
1339120b90
1422b82b79
15155a0718
hexdd5d3e7

232117223 has 8 divisors (see below), whose sum is σ = 250338816. Its totient is φ = 213948000.

The previous prime is 232117199. The next prime is 232117229. The reversal of 232117223 is 322711232.

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 232117223 - 26 = 232117159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232117229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3623 + ... + 21848.

It is an arithmetic number, because the mean of its divisors is an integer number (31292352).

Almost surely, 2232117223 is an apocalyptic number.

232117223 is a deficient number, since it is larger than the sum of its proper divisors (18221593).

232117223 is a wasteful number, since it uses less digits than its factorization.

232117223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26185.

The product of its digits is 1008, while the sum is 23.

The square root of 232117223 is about 15235.3937592699. The cubic root of 232117223 is about 614.5668379978.

Adding to 232117223 its reverse (322711232), we get a palindrome (554828455).

The spelling of 232117223 in words is "two hundred thirty-two million, one hundred seventeen thousand, two hundred twenty-three".

Divisors: 1 13 701 9113 25471 331123 17855171 232117223