Base | Representation |
---|---|
bin | 10001110110111010101101 |
3 | 22210211122210 |
4 | 101312322231 |
5 | 2144301024 |
6 | 244201033 |
7 | 54535236 |
oct | 21667255 |
9 | 8724583 |
10 | 4681389 |
11 | 2708219 |
12 | 1699179 |
13 | c7ba6b |
14 | 89c08d |
15 | 627129 |
hex | 476ead |
4681389 has 8 divisors (see below), whose sum is σ = 6254272. Its totient is φ = 3114720.
The previous prime is 4681379. The next prime is 4681399. The reversal of 4681389 is 9831864.
It is an interprime number because it is at equal distance from previous prime (4681379) and next prime (4681399).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4681389 - 217 = 4550317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4681309) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 657 + ... + 3129.
It is an arithmetic number, because the mean of its divisors is an integer number (781784).
Almost surely, 24681389 is an apocalyptic number.
It is an amenable number.
4681389 is a deficient number, since it is larger than the sum of its proper divisors (1572883).
4681389 is a wasteful number, since it uses less digits than its factorization.
4681389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3107.
The product of its digits is 41472, while the sum is 39.
The square root of 4681389 is about 2163.6517742003. The cubic root of 4681389 is about 167.2854786976.
The spelling of 4681389 in words is "four million, six hundred eighty-one thousand, three hundred eighty-nine".
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