Base | Representation |
---|---|
bin | 10101100111100111… |
… | …000100100101101111 |
3 | 2012220202121021220221 |
4 | 111213213010211233 |
5 | 340020030212033 |
6 | 14355225552211 |
7 | 1451146240045 |
oct | 254747044557 |
9 | 65822537827 |
10 | 23213132143 |
11 | 9932231833 |
12 | 45ba045667 |
13 | 225c293866 |
14 | 11a2d2c395 |
15 | 90cdb012d |
hex | 5679c496f |
23213132143 has 8 divisors (see below), whose sum is σ = 24438354800. Its totient is φ = 21988257408.
The previous prime is 23213132123. The next prime is 23213132207. The reversal of 23213132143 is 34123131232.
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 23213132143 - 233 = 14623197551 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23213132123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56023 + ... + 222631.
It is an arithmetic number, because the mean of its divisors is an integer number (3054794350).
Almost surely, 223213132143 is an apocalyptic number.
23213132143 is a deficient number, since it is larger than the sum of its proper divisors (1225222657).
23213132143 is a wasteful number, since it uses less digits than its factorization.
23213132143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173961.
The product of its digits is 2592, while the sum is 25.
Adding to 23213132143 its reverse (34123131232), we get a palindrome (57336263375).
The spelling of 23213132143 in words is "twenty-three billion, two hundred thirteen million, one hundred thirty-two thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •