Base | Representation |
---|---|
bin | 1001000011110… |
… | …1011111011101 |
3 | 2122111122000211 |
4 | 2100331133131 |
5 | 34212004410 |
6 | 3434252421 |
7 | 640666636 |
oct | 220753735 |
9 | 78448024 |
10 | 38000605 |
11 | 1a4a5465 |
12 | 10887111 |
13 | 7b46786 |
14 | 509288d |
15 | 350968a |
hex | 243d7dd |
38000605 has 8 divisors (see below), whose sum is σ = 46661472. Its totient is φ = 29693328.
The previous prime is 38000603. The next prime is 38000617. The reversal of 38000605 is 50600083.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 38000605 - 21 = 38000603 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38000603) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88159 + ... + 88588.
It is an arithmetic number, because the mean of its divisors is an integer number (5832684).
Almost surely, 238000605 is an apocalyptic number.
It is an amenable number.
38000605 is a deficient number, since it is larger than the sum of its proper divisors (8660867).
38000605 is a wasteful number, since it uses less digits than its factorization.
38000605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176795.
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 38000605 is about 6164.4630747536. The cubic root of 38000605 is about 336.1993248767.
Adding to 38000605 its reverse (50600083), we get a palindrome (88600688).
The spelling of 38000605 in words is "thirty-eight million, six hundred five", and thus it is an aban number.
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