Base | Representation |
---|---|
bin | 111011100110110010… |
… | …0101111011011011001 |
3 | 110020101202020202111220 |
4 | 1313031210233123121 |
5 | 4044122232343223 |
6 | 134445340442253 |
7 | 12151014436551 |
oct | 1671544573331 |
9 | 406352222456 |
10 | 128003012313 |
11 | 4a3163aa790 |
12 | 20983b49389 |
13 | c0bc243607 |
14 | 62a4196161 |
15 | 34e28986e3 |
hex | 1dcd92f6d9 |
128003012313 has 8 divisors (see below), whose sum is σ = 186186199776. Its totient is φ = 77577583200.
The previous prime is 128003012273. The next prime is 128003012317. The reversal of 128003012313 is 313210300821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 128003012313 - 222 = 127998818009 is a prime.
It is a super-2 number, since 2×1280030123132 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (128003012317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1939439548 + ... + 1939439613.
It is an arithmetic number, because the mean of its divisors is an integer number (23273274972).
Almost surely, 2128003012313 is an apocalyptic number.
It is an amenable number.
128003012313 is a deficient number, since it is larger than the sum of its proper divisors (58183187463).
128003012313 is a wasteful number, since it uses less digits than its factorization.
128003012313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3878879175.
The product of its (nonzero) digits is 864, while the sum is 24.
The spelling of 128003012313 in words is "one hundred twenty-eight billion, three million, twelve thousand, three hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •