Base | Representation |
---|---|
bin | 100011100101001010… |
… | …001000111111001001 |
3 | 10122121112021112200000 |
4 | 203211022020333021 |
5 | 1111220310112311 |
6 | 25314552233213 |
7 | 2521511602251 |
oct | 434512107711 |
9 | 118545245600 |
10 | 38204379081 |
11 | 15225415510 |
12 | 74a269b809 |
13 | 37ab06678b |
14 | 1bc5d14961 |
15 | ed9046056 |
hex | 8e5288fc9 |
38204379081 has 24 divisors (see below), whose sum is σ = 62430504864. Its totient is φ = 23154167520.
The previous prime is 38204379077. The next prime is 38204379151. The reversal of 38204379081 is 18097340283.
38204379081 is a `hidden beast` number, since 38 + 20 + 437 + 90 + 81 = 666.
It is not a de Polignac number, because 38204379081 - 22 = 38204379077 is a prime.
It is a super-2 number, since 2×382043790812 (a number of 22 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (38204379001) 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 23 ways as a sum of consecutive naturals, for example, 7143676 + ... + 7149021.
It is an arithmetic number, because the mean of its divisors is an integer number (2601271036).
Almost surely, 238204379081 is an apocalyptic number.
It is an amenable number.
38204379081 is a deficient number, since it is larger than the sum of its proper divisors (24226125783).
38204379081 is a wasteful number, since it uses less digits than its factorization.
38204379081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14292723 (or 14292711 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
The spelling of 38204379081 in words is "thirty-eight billion, two hundred four million, three hundred seventy-nine thousand, eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •