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232123055 = 570965479
BaseRepresentation
bin11011101010111…
…10101010101111
3121011210001222012
431311132222233
5433410414210
635011111435
75516004413
oct1565365257
9534701865
10232123055
1110a03353a
12658a257b
1339123728
1422b84d43
15155a2305
hexdd5eaaf

232123055 has 8 divisors (see below), whose sum is σ = 278944800. Its totient is φ = 185433696.

The previous prime is 232123039. The next prime is 232123139. The reversal of 232123055 is 550321232.

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 232123055 - 24 = 232123039 is a prime.

It is a super-2 number, since 2×2321230552 = 107762225325066050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 232123055.

It is a congruent number.

It is an unprimeable number.

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, 29195 + ... + 36284.

It is an arithmetic number, because the mean of its divisors is an integer number (34868100).

Almost surely, 2232123055 is an apocalyptic number.

232123055 is a deficient number, since it is larger than the sum of its proper divisors (46821745).

232123055 is an equidigital number, since it uses as much as digits as its factorization.

232123055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66193.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 232123055 is about 15235.5851544993. The cubic root of 232123055 is about 614.5719850003.

Adding to 232123055 its reverse (550321232), we get a palindrome (782444287).

The spelling of 232123055 in words is "two hundred thirty-two million, one hundred twenty-three thousand, fifty-five".

Divisors: 1 5 709 3545 65479 327395 46424611 232123055