Base | Representation |
---|---|
bin | 1011011111010… |
… | …0000000101110 |
3 | 10100200001221002 |
4 | 2313310000232 |
5 | 44313413030 |
6 | 4440440302 |
7 | 1123366121 |
oct | 267640056 |
9 | 110601832 |
10 | 48185390 |
11 | 25221440 |
12 | 14179092 |
13 | 9ca1486 |
14 | 65843b8 |
15 | 436c245 |
hex | 2df402e |
48185390 has 16 divisors (see below), whose sum is σ = 94618800. Its totient is φ = 17521920.
The previous prime is 48185381. The next prime is 48185399. The reversal of 48185390 is 9358184.
48185390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (48185381) and next prime (48185399).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48185399) by changing a digit.
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, 218915 + ... + 219134.
It is an arithmetic number, because the mean of its divisors is an integer number (5913675).
Almost surely, 248185390 is an apocalyptic number.
48185390 is a deficient number, since it is larger than the sum of its proper divisors (46433410).
48185390 is a wasteful number, since it uses less digits than its factorization.
48185390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 438067.
The product of its (nonzero) digits is 34560, while the sum is 38.
The square root of 48185390 is about 6941.5697072060. The cubic root of 48185390 is about 363.8914008032.
The spelling of 48185390 in words is "forty-eight million, one hundred eighty-five thousand, three hundred ninety".
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