Base | Representation |
---|---|
bin | 1001000111010… |
… | …1010111110001 |
3 | 2122221021000000 |
4 | 2101311113301 |
5 | 34241320424 |
6 | 3443220213 |
7 | 642642144 |
oct | 221652761 |
9 | 78837000 |
10 | 38229489 |
11 | 1a641421 |
12 | 10977669 |
13 | 7bc69cc |
14 | 511205b |
15 | 35523c9 |
hex | 24755f1 |
38229489 has 21 divisors (see below), whose sum is σ = 57569403. Its totient is φ = 25375032.
The previous prime is 38229487. The next prime is 38229491. The reversal of 38229489 is 98492283.
The square root of 38229489 is 6183.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (38229487) and next prime (38229491).
It can be written as a sum of positive squares in only one way, i.e., 35605089 + 2624400 = 5967^2 + 1620^2 .
It is not a de Polignac number, because 38229489 - 21 = 38229487 is a prime.
It is a super-2 number, since 2×382294892 = 2922987658402242, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (38229487) by changing a digit.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 166827 + ... + 167055.
Almost surely, 238229489 is an apocalyptic number.
38229489 is the 6183-rd square number.
38229489 is the 3092-nd centered octagonal number.
It is an amenable number.
38229489 is a deficient number, since it is larger than the sum of its proper divisors (19339914).
38229489 is an frugal number, since it uses more digits than its factorization.
38229489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 476 (or 232 counting only the distinct ones).
The product of its digits is 248832, while the sum is 45.
The cubic root of 38229489 is about 336.8729691133.
The spelling of 38229489 in words is "thirty-eight million, two hundred twenty-nine thousand, four hundred eighty-nine".
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