Base | Representation |
---|---|
bin | 1010110000110011… |
… | …10110011000001111 |
3 | 112220200120212002210 |
4 | 11120121312120033 |
5 | 43313200414024 |
6 | 2353205321503 |
7 | 263121240150 |
oct | 53031663017 |
9 | 15820525083 |
10 | 5778138639 |
11 | 24a5677099 |
12 | 1153106293 |
13 | 711129060 |
14 | 3cb579927 |
15 | 23c411129 |
hex | 15867660f |
5778138639 has 64 divisors (see below), whose sum is σ = 9832030208. Its totient is φ = 2936217600.
The previous prime is 5778138629. The next prime is 5778138671. The reversal of 5778138639 is 9368318775.
It is not a de Polignac number, because 5778138639 - 215 = 5778105871 is a prime.
It is a super-3 number, since 3×57781386393 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5778138629) 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 63 ways as a sum of consecutive naturals, for example, 2038167 + ... + 2040999.
It is an arithmetic number, because the mean of its divisors is an integer number (153625472).
Almost surely, 25778138639 is an apocalyptic number.
5778138639 is a deficient number, since it is larger than the sum of its proper divisors (4053891569).
5778138639 is a wasteful number, since it uses less digits than its factorization.
5778138639 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3128.
The product of its digits is 7620480, while the sum is 57.
The square root of 5778138639 is about 76014.0686912627. The cubic root of 5778138639 is about 1794.4415608030.
The spelling of 5778138639 in words is "five billion, seven hundred seventy-eight million, one hundred thirty-eight thousand, six hundred thirty-nine".
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