Base | Representation |
---|---|
bin | 10000001010001110011… |
… | …00011110110011011101 |
3 | 1222002011222212110011221 |
4 | 20011013030132303131 |
5 | 33044120240013141 |
6 | 1103024240213341 |
7 | 55054331425552 |
oct | 10050714366335 |
9 | 1862158773157 |
10 | 555245235421 |
11 | 1a4529507558 |
12 | 8b73a60a251 |
13 | 404897b11a6 |
14 | 1cc34410a29 |
15 | e69ac21bd1 |
hex | 814731ecdd |
555245235421 has 8 divisors (see below), whose sum is σ = 559325832800. Its totient is φ = 551165867280.
The previous prime is 555245235409. The next prime is 555245235443. The reversal of 555245235421 is 124532542555.
555245235421 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 555245235421 - 29 = 555245234909 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 (555245235451) 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, 609415 + ... + 1217323.
It is an arithmetic number, because the mean of its divisors is an integer number (69915729100).
Almost surely, 2555245235421 is an apocalyptic number.
It is an amenable number.
555245235421 is a deficient number, since it is larger than the sum of its proper divisors (4080597379).
555245235421 is a wasteful number, since it uses less digits than its factorization.
555245235421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 614619.
The product of its digits is 1200000, while the sum is 43.
Adding to 555245235421 its reverse (124532542555), we get a palindrome (679777777976).
The spelling of 555245235421 in words is "five hundred fifty-five billion, two hundred forty-five million, two hundred thirty-five thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •