Base | Representation |
---|---|
bin | 1101100100011110110… |
… | …1100000001000100101 |
3 | 211021202022202100212211 |
4 | 3121013231200020211 |
5 | 12304423111010141 |
6 | 255033221443421 |
7 | 22562132505613 |
oct | 3310755401045 |
9 | 737668670784 |
10 | 233131344421 |
11 | 8a963625688 |
12 | 39223270571 |
13 | 18ca43651a1 |
14 | b3d83626b3 |
15 | 60e6e38d81 |
hex | 3647b60225 |
233131344421 has 8 divisors (see below), whose sum is σ = 249560762400. Its totient is φ = 217117861200.
The previous prime is 233131344403. The next prime is 233131344443. The reversal of 233131344421 is 124443131332.
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 233131344421 - 217 = 233131213349 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (233131344401) 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 7 ways as a sum of consecutive naturals, for example, 103982530 + ... + 103984771.
It is an arithmetic number, because the mean of its divisors is an integer number (31195095300).
Almost surely, 2233131344421 is an apocalyptic number.
It is an amenable number.
233131344421 is a deficient number, since it is larger than the sum of its proper divisors (16429417979).
233131344421 is a wasteful number, since it uses less digits than its factorization.
233131344421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207967379.
The product of its digits is 20736, while the sum is 31.
Adding to 233131344421 its reverse (124443131332), we get a palindrome (357574475753).
The spelling of 233131344421 in words is "two hundred thirty-three billion, one hundred thirty-one million, three hundred forty-four thousand, four hundred twenty-one".
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