Base | Representation |
---|---|
bin | 100111101010101… |
… | …1010001101100101 |
3 | 10102202112102211112 |
4 | 1033111122031211 |
5 | 10211214344303 |
6 | 340024114405 |
7 | 44661263531 |
oct | 11725321545 |
9 | 3382472745 |
10 | 1331012453 |
11 | 62335a3a1 |
12 | 311905a05 |
13 | 1829a5a44 |
14 | c8ab4bc1 |
15 | 7bcb90d8 |
hex | 4f55a365 |
1331012453 has 8 divisors (see below), whose sum is σ = 1414670400. Its totient is φ = 1248715008.
The previous prime is 1331012443. The next prime is 1331012471. The reversal of 1331012453 is 3542101331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1331012453 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 (1331012413) 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, 338108 + ... + 342021.
It is an arithmetic number, because the mean of its divisors is an integer number (176833800).
Almost surely, 21331012453 is an apocalyptic number.
It is an amenable number.
1331012453 is a deficient number, since it is larger than the sum of its proper divisors (83657947).
1331012453 is a wasteful number, since it uses less digits than its factorization.
1331012453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 680251.
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 1331012453 is about 36483.0433626363. The cubic root of 1331012453 is about 1100.0034305678.
Adding to 1331012453 its reverse (3542101331), we get a palindrome (4873113784).
The spelling of 1331012453 in words is "one billion, three hundred thirty-one million, twelve thousand, four hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •