Base | Representation |
---|---|
bin | 1111110100001010100110 |
3 | 21210122000021 |
4 | 33310022212 |
5 | 2030131310 |
6 | 224505354 |
7 | 50144653 |
oct | 17641246 |
9 | 7718007 |
10 | 4145830 |
11 | 2381907 |
12 | 147b25a |
13 | b22070 |
14 | 79cc2a |
15 | 56d5da |
hex | 3f42a6 |
4145830 has 16 divisors (see below), whose sum is σ = 8036784. Its totient is φ = 1530720.
The previous prime is 4145809. The next prime is 4145837. The reversal of 4145830 is 385414.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 4145795 and 4145804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4145837) 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, 15816 + ... + 16075.
It is an arithmetic number, because the mean of its divisors is an integer number (502299).
Almost surely, 24145830 is an apocalyptic number.
4145830 is a deficient number, since it is larger than the sum of its proper divisors (3890954).
4145830 is a wasteful number, since it uses less digits than its factorization.
4145830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31911.
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 4145830 is about 2036.1311352661. The cubic root of 4145830 is about 160.6462146527.
The spelling of 4145830 in words is "four million, one hundred forty-five thousand, eight hundred thirty".
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