Base | Representation |
---|---|
bin | 10000101101000101110011 |
3 | 22020110212000 |
4 | 100231011303 |
5 | 2110111440 |
6 | 233505043 |
7 | 52135515 |
oct | 20550563 |
9 | 8213760 |
10 | 4378995 |
11 | 2521005 |
12 | 1572183 |
13 | ba422a |
14 | 81dbb5 |
15 | 5b7730 |
hex | 42d173 |
4378995 has 32 divisors (see below), whose sum is σ = 7872000. Its totient is φ = 2309472.
The previous prime is 4378981. The next prime is 4379003. The reversal of 4378995 is 5998734.
It is not a de Polignac number, because 4378995 - 25 = 4378963 is a prime.
It is a super-4 number, since 4×43789954 (a number of 28 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 4378995.
It is an unprimeable number.
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, 21906 + ... + 22104.
It is an arithmetic number, because the mean of its divisors is an integer number (246000).
Almost surely, 24378995 is an apocalyptic number.
4378995 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
4378995 is a deficient number, since it is larger than the sum of its proper divisors (3493005).
4378995 is a wasteful number, since it uses less digits than its factorization.
4378995 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 376 (or 370 counting only the distinct ones).
The product of its digits is 272160, while the sum is 45.
The square root of 4378995 is about 2092.6048360835. The cubic root of 4378995 is about 163.6030828782.
The spelling of 4378995 in words is "four million, three hundred seventy-eight thousand, nine hundred ninety-five".
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