Base | Representation |
---|---|
bin | 100011011001110011… |
… | …000110110000111010 |
3 | 10122010020122200100221 |
4 | 203121303012300322 |
5 | 1110323012310130 |
6 | 25244023250254 |
7 | 2514005615566 |
oct | 433163066072 |
9 | 118106580327 |
10 | 38013791290 |
11 | 15137881042 |
12 | 744a8a998a |
13 | 377a726637 |
14 | 1ba88a26a6 |
15 | ec744a87a |
hex | 8d9cc6c3a |
38013791290 has 48 divisors (see below), whose sum is σ = 74233366272. Its totient is φ = 14006533376.
The previous prime is 38013791227. The next prime is 38013791293. The reversal of 38013791290 is 9219731083.
38013791290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (38013791293) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4102 + ... + 275761.
It is an arithmetic number, because the mean of its divisors is an integer number (1546528464).
Almost surely, 238013791290 is an apocalyptic number.
38013791290 is a deficient number, since it is larger than the sum of its proper divisors (36219574982).
38013791290 is a wasteful number, since it uses less digits than its factorization.
38013791290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 279951 (or 279934 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 43.
The spelling of 38013791290 in words is "thirty-eight billion, thirteen million, seven hundred ninety-one thousand, two hundred ninety".
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