Base | Representation |
---|---|
bin | 101001101010100… |
… | …0101101101111001 |
3 | 10121102122122201211 |
4 | 1103111011231321 |
5 | 10330344143434 |
6 | 350420443121 |
7 | 46434056461 |
oct | 12325055571 |
9 | 3542578654 |
10 | 1398037369 |
11 | 658179193 |
12 | 3302494a1 |
13 | 193842361 |
14 | d3960ba1 |
15 | 82b08464 |
hex | 53545b79 |
1398037369 has 8 divisors (see below), whose sum is σ = 1402353920. Its totient is φ = 1393728336.
The previous prime is 1398037363. The next prime is 1398037409. The reversal of 1398037369 is 9637308931.
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 1398037369 - 27 = 1398037241 is a prime.
It is a super-2 number, since 2×13980373692 = 3909016970240884322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1398037363) 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, 793912 + ... + 795670.
It is an arithmetic number, because the mean of its divisors is an integer number (175294240).
Almost surely, 21398037369 is an apocalyptic number.
It is an amenable number.
1398037369 is a deficient number, since it is larger than the sum of its proper divisors (4316551).
1398037369 is a wasteful number, since it uses less digits than its factorization.
1398037369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3759.
The product of its (nonzero) digits is 734832, while the sum is 49.
The square root of 1398037369 is about 37390.3379096793. The cubic root of 1398037369 is about 1118.1659419925.
The spelling of 1398037369 in words is "one billion, three hundred ninety-eight million, thirty-seven thousand, three hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.105 sec. • engine limits •