Base | Representation |
---|---|
bin | 10111000001011… |
… | …001000011110011 |
3 | 222220210001201011 |
4 | 113001121003303 |
5 | 1242334201010 |
6 | 102154251351 |
7 | 12366664225 |
oct | 2701310363 |
9 | 886701634 |
10 | 386240755 |
11 | 18902843a |
12 | a9426b57 |
13 | 62034934 |
14 | 39422415 |
15 | 23d96a8a |
hex | 170590f3 |
386240755 has 8 divisors (see below), whose sum is σ = 464866272. Its totient is φ = 308074368.
The previous prime is 386240753. The next prime is 386240801. The reversal of 386240755 is 557042683.
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 386240755 - 21 = 386240753 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (386240753) 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, 112927 + ... + 116296.
It is an arithmetic number, because the mean of its divisors is an integer number (58108284).
Almost surely, 2386240755 is an apocalyptic number.
386240755 is a deficient number, since it is larger than the sum of its proper divisors (78625517).
386240755 is a wasteful number, since it uses less digits than its factorization.
386240755 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229565.
The product of its (nonzero) digits is 201600, while the sum is 40.
The square root of 386240755 is about 19653.0088027253. The cubic root of 386240755 is about 728.2592884258.
The spelling of 386240755 in words is "three hundred eighty-six million, two hundred forty thousand, seven hundred fifty-five".
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