Base | Representation |
---|---|
bin | 1001010001000… |
… | …0001100001110 |
3 | 2201010110212201 |
4 | 2110100030032 |
5 | 34422114010 |
6 | 3504552114 |
7 | 651223021 |
oct | 224201416 |
9 | 81113781 |
10 | 38863630 |
11 | 1aa34903 |
12 | 1102263a |
13 | 8089540 |
14 | 52391b8 |
15 | 362a23a |
hex | 251030e |
38863630 has 32 divisors (see below), whose sum is σ = 76204800. Its totient is φ = 14184192.
The previous prime is 38863619. The next prime is 38863631. The reversal of 38863630 is 3636883.
It is a self number, because there is not a number n which added to its sum of digits gives 38863630.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38863631) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9891 + ... + 13249.
It is an arithmetic number, because the mean of its divisors is an integer number (2381400).
Almost surely, 238863630 is an apocalyptic number.
38863630 is a deficient number, since it is larger than the sum of its proper divisors (37341170).
38863630 is a wasteful number, since it uses less digits than its factorization.
38863630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3468.
The product of its (nonzero) digits is 62208, while the sum is 37.
The square root of 38863630 is about 6234.0700990605. The cubic root of 38863630 is about 338.7254181678.
It can be divided in two parts, 38863 and 630, that added together give a palindrome (39493).
The spelling of 38863630 in words is "thirty-eight million, eight hundred sixty-three thousand, six hundred thirty".
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