Base | Representation |
---|---|
bin | 1111110010010110000100 |
3 | 21210020210001 |
4 | 33302112010 |
5 | 2024411442 |
6 | 224411044 |
7 | 50114140 |
oct | 17622604 |
9 | 7706701 |
10 | 4138372 |
11 | 2377247 |
12 | 1476a84 |
13 | b1b854 |
14 | 79a220 |
15 | 56b2b7 |
hex | 3f2584 |
4138372 has 12 divisors (see below), whose sum is σ = 8276800. Its totient is φ = 1773576.
The previous prime is 4138369. The next prime is 4138373. The reversal of 4138372 is 2738314.
4138372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
4138372 is an admirable number.
It is a super-2 number, since 2×41383722 = 34252245620768, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 147799 = 4138372 / (4 + 1 + 3 + 8 + 3 + 7 + 2).
It is a self number, because there is not a number n which added to its sum of digits gives 4138372.
It is not an unprimeable number, because it can be changed into a prime (4138373) 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 3 ways as a sum of consecutive naturals, for example, 73872 + ... + 73927.
Almost surely, 24138372 is an apocalyptic number.
It is an amenable number.
4138372 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4138372 is a wasteful number, since it uses less digits than its factorization.
4138372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147810 (or 147808 counting only the distinct ones).
The product of its digits is 4032, while the sum is 28.
The square root of 4138372 is about 2034.2988964260. The cubic root of 4138372 is about 160.5498271489.
The spelling of 4138372 in words is "four million, one hundred thirty-eight thousand, three hundred seventy-two".
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