Base | Representation |
---|---|
bin | 1111011101110001011… |
… | …10100111101010101101 |
3 | 1212210120210121100122202 |
4 | 13232320232213222231 |
5 | 32201231313100003 |
6 | 1044040201551245 |
7 | 53251045141211 |
oct | 7567056475255 |
9 | 1783523540582 |
10 | 531380206253 |
11 | 1953a2300956 |
12 | 86b9a1a5525 |
13 | 3b155451060 |
14 | 1ba0caaa941 |
15 | dc509e2088 |
hex | 7bb8ba7aad |
531380206253 has 8 divisors (see below), whose sum is σ = 572263415808. Its totient is φ = 490498112304.
The previous prime is 531380206237. The next prime is 531380206309. The reversal of 531380206253 is 352602083135.
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 531380206253 - 24 = 531380206237 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 (531380202253) 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, 892676 + ... + 1363682.
It is an arithmetic number, because the mean of its divisors is an integer number (71532926976).
Almost surely, 2531380206253 is an apocalyptic number.
It is an amenable number.
531380206253 is a deficient number, since it is larger than the sum of its proper divisors (40883209555).
531380206253 is a wasteful number, since it uses less digits than its factorization.
531380206253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 557803.
The product of its (nonzero) digits is 129600, while the sum is 38.
Adding to 531380206253 its reverse (352602083135), we get a palindrome (883982289388).
The spelling of 531380206253 in words is "five hundred thirty-one billion, three hundred eighty million, two hundred six thousand, two hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •