Base | Representation |
---|---|
bin | 11011101111101… |
… | …11100010001001 |
3 | 121012221212212111 |
4 | 31313313202021 |
5 | 434040433233 |
6 | 35032342321 |
7 | 5524223035 |
oct | 1567674211 |
9 | 535855774 |
10 | 232749193 |
11 | 10a420a06 |
12 | 65b449a1 |
13 | 392b2721 |
14 | 22ca91c5 |
15 | 15677acd |
hex | ddf7889 |
232749193 has 4 divisors (see below), whose sum is σ = 246440340. Its totient is φ = 219058048.
The previous prime is 232749173. The next prime is 232749197. The reversal of 232749193 is 391947232.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 196364169 + 36385024 = 14013^2 + 6032^2 .
It is a cyclic number.
It is not a de Polignac number, because 232749193 - 25 = 232749161 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (232749197) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6845548 + ... + 6845581.
It is an arithmetic number, because the mean of its divisors is an integer number (61610085).
Almost surely, 2232749193 is an apocalyptic number.
It is an amenable number.
232749193 is a deficient number, since it is larger than the sum of its proper divisors (13691147).
232749193 is a wasteful number, since it uses less digits than its factorization.
232749193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13691146.
The product of its digits is 81648, while the sum is 40.
The square root of 232749193 is about 15256.1198540127. The cubic root of 232749193 is about 615.1240792237.
The spelling of 232749193 in words is "two hundred thirty-two million, seven hundred forty-nine thousand, one hundred ninety-three".
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