Base | Representation |
---|---|
bin | 1001010001010… |
… | …0001101001011 |
3 | 2201011022102210 |
4 | 2110110031023 |
5 | 34423130300 |
6 | 3505200203 |
7 | 651321663 |
oct | 224241513 |
9 | 81138383 |
10 | 38880075 |
11 | 1aa461a3 |
12 | 11030063 |
13 | 8093b80 |
14 | 52411a3 |
15 | 3630050 |
hex | 251434b |
38880075 has 24 divisors (see below), whose sum is σ = 69228208. Its totient is φ = 19140480.
The previous prime is 38880073. The next prime is 38880077. The reversal of 38880075 is 57008883.
It is an interprime number because it is at equal distance from previous prime (38880073) and next prime (38880077).
It is not a de Polignac number, because 38880075 - 21 = 38880073 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38880073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18964 + ... + 20913.
Almost surely, 238880075 is an apocalyptic number.
38880075 is a deficient number, since it is larger than the sum of its proper divisors (30348133).
38880075 is a wasteful number, since it uses less digits than its factorization.
38880075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39903 (or 39898 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 39.
The square root of 38880075 is about 6235.3889213104. The cubic root of 38880075 is about 338.7731882294.
It can be divided in two parts, 388800 and 75, that multiplied together give a square (29160000 = 54002).
The spelling of 38880075 in words is "thirty-eight million, eight hundred eighty thousand, seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •