Base | Representation |
---|---|
bin | 1001000110010… |
… | …0001100101010 |
3 | 2122210200111201 |
4 | 2101210030222 |
5 | 34232043041 |
6 | 3441514414 |
7 | 642230104 |
oct | 221441452 |
9 | 78720451 |
10 | 38159146 |
11 | 1a5a3593 |
12 | 10942a0a |
13 | 7ba099c |
14 | 50d4574 |
15 | 353b631 |
hex | 246432a |
38159146 has 8 divisors (see below), whose sum is σ = 58569984. Its totient is φ = 18635820.
The previous prime is 38159141. The next prime is 38159161. The reversal of 38159146 is 64195183.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×381591462 = 2912240846898632, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (38159141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221770 + ... + 221941.
It is an arithmetic number, because the mean of its divisors is an integer number (7321248).
Almost surely, 238159146 is an apocalyptic number.
38159146 is a deficient number, since it is larger than the sum of its proper divisors (20410838).
38159146 is a wasteful number, since it uses less digits than its factorization.
38159146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 443756.
The product of its digits is 25920, while the sum is 37.
The square root of 38159146 is about 6177.3089610283. The cubic root of 38159146 is about 336.6662246615. Note that the first 3 decimals are identical.
The spelling of 38159146 in words is "thirty-eight million, one hundred fifty-nine thousand, one hundred forty-six".
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