Base | Representation |
---|---|
bin | 101001010101001… |
… | …0111101010111001 |
3 | 10120122120201001210 |
4 | 1102222113222321 |
5 | 10320012314323 |
6 | 345340433333 |
7 | 46236635361 |
oct | 12252275271 |
9 | 3518521053 |
10 | 1386838713 |
11 | 65191a4a7 |
12 | 328548849 |
13 | 191421030 |
14 | d22879a1 |
15 | 81b45293 |
hex | 52a97ab9 |
1386838713 has 16 divisors (see below), whose sum is σ = 1998944640. Its totient is φ = 850187904.
The previous prime is 1386838703. The next prime is 1386838727. The reversal of 1386838713 is 3178386831.
It is not a de Polignac number, because 1386838713 - 24 = 1386838697 is a prime.
It is a super-3 number, since 3×13868387133 (a number of 28 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (1386838703) 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 15 ways as a sum of consecutive naturals, for example, 57348 + ... + 77861.
It is an arithmetic number, because the mean of its divisors is an integer number (124934040).
Almost surely, 21386838713 is an apocalyptic number.
1386838713 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1386838713 is a deficient number, since it is larger than the sum of its proper divisors (612105927).
1386838713 is a wasteful number, since it uses less digits than its factorization.
1386838713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135488.
The product of its digits is 580608, while the sum is 48.
The square root of 1386838713 is about 37240.2834709941. The cubic root of 1386838713 is about 1115.1723310088.
The spelling of 1386838713 in words is "one billion, three hundred eighty-six million, eight hundred thirty-eight thousand, seven hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •