Base | Representation |
---|---|
bin | 1001001101011… |
… | …0111010110101 |
3 | 2200200120002101 |
4 | 2103112322311 |
5 | 34342112140 |
6 | 3455542101 |
7 | 646225060 |
oct | 223267265 |
9 | 80616071 |
10 | 38629045 |
11 | 1a894634 |
12 | 10b2a931 |
13 | 8006830 |
14 | 51b78d7 |
15 | 35d099a |
hex | 24d6eb5 |
38629045 has 32 divisors (see below), whose sum is σ = 57883392. Its totient is φ = 24095232.
The previous prime is 38629027. The next prime is 38629057. The reversal of 38629045 is 54092683.
It is not a de Polignac number, because 38629045 - 25 = 38629013 is a prime.
It is a super-2 number, since 2×386290452 = 2984406235224050, which contains 22 as substring.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 38628995 and 38629013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32634 + ... + 33796.
It is an arithmetic number, because the mean of its divisors is an integer number (1808856).
Almost surely, 238629045 is an apocalyptic number.
38629045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
38629045 is a deficient number, since it is larger than the sum of its proper divisors (19254347).
38629045 is a wasteful number, since it uses less digits than its factorization.
38629045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1261.
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 38629045 is about 6215.2268663340. The cubic root of 38629045 is about 338.0425147553.
The spelling of 38629045 in words is "thirty-eight million, six hundred twenty-nine thousand, forty-five".
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