Base | Representation |
---|---|
bin | 1001000101101… |
… | …0100110000001 |
3 | 2122201200112210 |
4 | 2101122212001 |
5 | 34224313214 |
6 | 3441012333 |
7 | 642004320 |
oct | 221324601 |
9 | 78650483 |
10 | 38119809 |
11 | 1a576a82 |
12 | 109240a9 |
13 | 7b88b00 |
14 | 50c40b7 |
15 | 352eb59 |
hex | 245a981 |
38119809 has 48 divisors (see below), whose sum is σ = 65774592. Its totient is φ = 19191744.
The previous prime is 38119793. The next prime is 38119811. The reversal of 38119809 is 90891183.
It is a happy number.
It is not a de Polignac number, because 38119809 - 24 = 38119793 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (38119849) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 81394 + ... + 81860.
It is an arithmetic number, because the mean of its divisors is an integer number (1370304).
Almost surely, 238119809 is an apocalyptic number.
38119809 is a gapful number since it is divisible by the number (39) formed by its first and last digit.
It is an amenable number.
38119809 is a deficient number, since it is larger than the sum of its proper divisors (27654783).
38119809 is a wasteful number, since it uses less digits than its factorization.
38119809 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 526 (or 513 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 39.
The square root of 38119809 is about 6174.1241484117. The cubic root of 38119809 is about 336.5504988656.
The spelling of 38119809 in words is "thirty-eight million, one hundred nineteen thousand, eight hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •