Base | Representation |
---|---|
bin | 100100010100010001… |
… | …010001000101110111 |
3 | 10201122121112220000020 |
4 | 210110101101011313 |
5 | 1114330130321224 |
6 | 25525225220223 |
7 | 2550220062603 |
oct | 442421210567 |
9 | 121577486006 |
10 | 38994776439 |
11 | 155a0597773 |
12 | 7683331673 |
13 | 38a5a36918 |
14 | 1c5cca0503 |
15 | 1033622c79 |
hex | 914451177 |
38994776439 has 8 divisors (see below), whose sum is σ = 52005867120. Its totient is φ = 25990101696.
The previous prime is 38994776417. The next prime is 38994776453. The reversal of 38994776439 is 93467749983.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38994776439 - 211 = 38994774391 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38994776479) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1589784 + ... + 1614125.
It is an arithmetic number, because the mean of its divisors is an integer number (6500733390).
Almost surely, 238994776439 is an apocalyptic number.
38994776439 is a deficient number, since it is larger than the sum of its proper divisors (13011090681).
38994776439 is a wasteful number, since it uses less digits than its factorization.
38994776439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3207969.
The product of its digits is 246903552, while the sum is 69.
The spelling of 38994776439 in words is "thirty-eight billion, nine hundred ninety-four million, seven hundred seventy-six thousand, four hundred thirty-nine".
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