Base | Representation |
---|---|
bin | 10110101010010… |
… | …000010110010000 |
3 | 222111100221002201 |
4 | 112222100112100 |
5 | 1234311111020 |
6 | 101420252544 |
7 | 12264304066 |
oct | 2652202620 |
9 | 874327081 |
10 | 380175760 |
11 | 185665748 |
12 | a73a1154 |
13 | 609c0193 |
14 | 386c4036 |
15 | 23599a0a |
hex | 16a90590 |
380175760 has 40 divisors (see below), whose sum is σ = 935906616. Its totient is φ = 143124480.
The previous prime is 380175749. The next prime is 380175779. The reversal of 380175760 is 67571083.
It can be written as a sum of positive squares in 4 ways, for example, as 154455184 + 225720576 = 12428^2 + 15024^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 138411 + ... + 141130.
Almost surely, 2380175760 is an apocalyptic number.
It is an amenable number.
380175760 is an abundant number, since it is smaller than the sum of its proper divisors (555730856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380175760 is a wasteful number, since it uses less digits than its factorization.
380175760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279571 (or 279565 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 37.
The square root of 380175760 is about 19498.0963173331. The cubic root of 380175760 is about 724.4272988137.
The spelling of 380175760 in words is "three hundred eighty million, one hundred seventy-five thousand, seven hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •