Base | Representation |
---|---|
bin | 1001000100001… |
… | …1010111000001 |
3 | 2122112212000001 |
4 | 2101003113001 |
5 | 34213242031 |
6 | 3435000001 |
7 | 641130004 |
oct | 221032701 |
9 | 78485001 |
10 | 38024641 |
11 | 1a511526 |
12 | 10899001 |
13 | 7b546b5 |
14 | 509b53b |
15 | 3511861 |
hex | 24435c1 |
38024641 has 4 divisors (see below), whose sum is σ = 39052372. Its totient is φ = 36996912.
The previous prime is 38024611. The next prime is 38024647. The reversal of 38024641 is 14642083.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14642083 = 17 ⋅861299.
It can be written as a sum of positive squares in 2 ways, for example, as 23040000 + 14984641 = 4800^2 + 3871^2 .
It is a cyclic number.
It is not a de Polignac number, because 38024641 - 215 = 37991873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38024647) 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, 513810 + ... + 513883.
It is an arithmetic number, because the mean of its divisors is an integer number (9763093).
Almost surely, 238024641 is an apocalyptic number.
It is an amenable number.
38024641 is a deficient number, since it is larger than the sum of its proper divisors (1027731).
38024641 is a wasteful number, since it uses less digits than its factorization.
38024641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1027730.
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 38024641 is about 6166.4123280884. The cubic root of 38024641 is about 336.2701937818.
The spelling of 38024641 in words is "thirty-eight million, twenty-four thousand, six hundred forty-one".
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