Base | Representation |
---|---|
bin | 1001001110000… |
… | …1010000110101 |
3 | 2200202201012120 |
4 | 2103201100311 |
5 | 34344441123 |
6 | 3500510153 |
7 | 646462434 |
oct | 223412065 |
9 | 80681176 |
10 | 38671413 |
11 | 1a913450 |
12 | 10b4b359 |
13 | 801cbc1 |
14 | 51c911b |
15 | 35dd2e3 |
hex | 24e1435 |
38671413 has 32 divisors (see below), whose sum is σ = 61637760. Its totient is φ = 21288960.
The previous prime is 38671411. The next prime is 38671421. The reversal of 38671413 is 31417683.
It is not a de Polignac number, because 38671413 - 21 = 38671411 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38671411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15081 + ... + 17457.
It is an arithmetic number, because the mean of its divisors is an integer number (1926180).
Almost surely, 238671413 is an apocalyptic number.
38671413 is a gapful number since it is divisible by the number (33) formed by its first and last digit.
It is an amenable number.
38671413 is a deficient number, since it is larger than the sum of its proper divisors (22966347).
38671413 is a wasteful number, since it uses less digits than its factorization.
38671413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2437.
The product of its digits is 12096, while the sum is 33.
The square root of 38671413 is about 6218.6343356078. The cubic root of 38671413 is about 338.1660569613.
The spelling of 38671413 in words is "thirty-eight million, six hundred seventy-one thousand, four hundred thirteen".
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