Base | Representation |
---|---|
bin | 110011100011001100… |
… | …001100101001101011 |
3 | 12021212112002222110112 |
4 | 303203030030221223 |
5 | 1401324403430011 |
6 | 41232241004535 |
7 | 3666440501345 |
oct | 634314145153 |
9 | 167775088415 |
10 | 55351233131 |
11 | 21524367777 |
12 | a88902374b |
13 | 52b15c6b6c |
14 | 2971300295 |
15 | 168e57a58b |
hex | ce330ca6b |
55351233131 has 8 divisors (see below), whose sum is σ = 55459932528. Its totient is φ = 55242576000.
The previous prime is 55351233121. The next prime is 55351233137. The reversal of 55351233131 is 13133215355.
55351233131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 55351233131 - 234 = 38171363947 is a prime.
It is a super-2 number, since 2×553512331312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55351233137) 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, 4173671 + ... + 4186911.
It is an arithmetic number, because the mean of its divisors is an integer number (6932491566).
Almost surely, 255351233131 is an apocalyptic number.
55351233131 is a deficient number, since it is larger than the sum of its proper divisors (108699397).
55351233131 is a wasteful number, since it uses less digits than its factorization.
55351233131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21133.
The product of its digits is 20250, while the sum is 32.
Adding to 55351233131 its reverse (13133215355), we get a palindrome (68484448486).
The spelling of 55351233131 in words is "fifty-five billion, three hundred fifty-one million, two hundred thirty-three thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •