Base | Representation |
---|---|
bin | 10111000000001… |
… | …001100111001110 |
3 | 222220011112022211 |
4 | 113000021213032 |
5 | 1242243242332 |
6 | 102143301034 |
7 | 12364140421 |
oct | 2700114716 |
9 | 886145284 |
10 | 385915342 |
11 | 1889259aa |
12 | a92aa77a |
13 | 61c4c797 |
14 | 393799b8 |
15 | 23d30447 |
hex | 170099ce |
385915342 has 16 divisors (see below), whose sum is σ = 607680000. Its totient is φ = 183566520.
The previous prime is 385915339. The next prime is 385915357. The reversal of 385915342 is 243519583.
It is a junction number, because it is equal to n+sod(n) for n = 385915295 and 385915304.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49092 + ... + 56407.
It is an arithmetic number, because the mean of its divisors is an integer number (37980000).
Almost surely, 2385915342 is an apocalyptic number.
385915342 is a deficient number, since it is larger than the sum of its proper divisors (221764658).
385915342 is a wasteful number, since it uses less digits than its factorization.
385915342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105591.
The product of its digits is 129600, while the sum is 40.
The square root of 385915342 is about 19644.7280968712. The cubic root of 385915342 is about 728.0547082322.
The spelling of 385915342 in words is "three hundred eighty-five million, nine hundred fifteen thousand, three hundred forty-two".
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