Base | Representation |
---|---|
bin | 1001000101010… |
… | …1111100100001 |
3 | 2122200201102121 |
4 | 2101111330201 |
5 | 34223211034 |
6 | 3440344241 |
7 | 641564650 |
oct | 221257441 |
9 | 78621377 |
10 | 38100769 |
11 | 1a563743 |
12 | 10915081 |
13 | 7b80245 |
14 | 50bb197 |
15 | 35291b4 |
hex | 2455f21 |
38100769 has 8 divisors (see below), whose sum is σ = 43585920. Its totient is φ = 32626176.
The previous prime is 38100749. The next prime is 38100779. The reversal of 38100769 is 96700183.
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 38100769 - 25 = 38100737 is a prime.
It is a super-2 number, since 2×381007692 = 2903337196782722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (38100749) 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, 7932 + ... + 11794.
It is an arithmetic number, because the mean of its divisors is an integer number (5448240).
Almost surely, 238100769 is an apocalyptic number.
It is an amenable number.
38100769 is a deficient number, since it is larger than the sum of its proper divisors (5485151).
38100769 is a wasteful number, since it uses less digits than its factorization.
38100769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5279.
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 38100769 is about 6172.5820367169. The cubic root of 38100769 is about 336.4944563614.
The spelling of 38100769 in words is "thirty-eight million, one hundred thousand, seven hundred sixty-nine".
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