Base | Representation |
---|---|
bin | 1010010000010… |
… | …1000100100001 |
3 | 2222221020220022 |
4 | 2210011010201 |
5 | 42002344020 |
6 | 4133523225 |
7 | 1031412353 |
oct | 244050441 |
9 | 88836808 |
10 | 43012385 |
11 | 22308929 |
12 | 124a3515 |
13 | 8baca20 |
14 | 59d90d3 |
15 | 3b99625 |
hex | 2905121 |
43012385 has 16 divisors (see below), whose sum is σ = 55774656. Its totient is φ = 31654848.
The previous prime is 43012367. The next prime is 43012391. The reversal of 43012385 is 58321034.
It is a cyclic number.
It is not a de Polignac number, because 43012385 - 28 = 43012129 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21602 + ... + 23508.
It is an arithmetic number, because the mean of its divisors is an integer number (3485916).
Almost surely, 243012385 is an apocalyptic number.
It is an amenable number.
43012385 is a deficient number, since it is larger than the sum of its proper divisors (12762271).
43012385 is a wasteful number, since it uses less digits than its factorization.
43012385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2272.
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 43012385 is about 6558.3828037101. The cubic root of 43012385 is about 350.3734381471.
The spelling of 43012385 in words is "forty-three million, twelve thousand, three hundred eighty-five".
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