Base | Representation |
---|---|
bin | 1010010011101… |
… | …0011010100001 |
3 | 10000100100121202 |
4 | 2210322122201 |
5 | 42031342011 |
6 | 4142330545 |
7 | 1033312361 |
oct | 244723241 |
9 | 100310552 |
10 | 43230881 |
11 | 22448001 |
12 | 12589a55 |
13 | 8c58305 |
14 | 5a549a1 |
15 | 3bde23b |
hex | 293a6a1 |
43230881 has 8 divisors (see below), whose sum is σ = 46638504. Its totient is φ = 39919360.
The previous prime is 43230877. The next prime is 43230899. The reversal of 43230881 is 18803234.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 10923025 + 32307856 = 3305^2 + 5684^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 43230881 - 22 = 43230877 is a prime.
It is a super-2 number, since 2×432308812 = 3737818144072322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (43230181) 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, 23090 + ... + 24891.
It is an arithmetic number, because the mean of its divisors is an integer number (5829813).
Almost surely, 243230881 is an apocalyptic number.
It is an amenable number.
43230881 is a deficient number, since it is larger than the sum of its proper divisors (3407623).
43230881 is a wasteful number, since it uses less digits than its factorization.
43230881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48051.
The product of its (nonzero) digits is 4608, while the sum is 29.
The square root of 43230881 is about 6575.0194676518. The cubic root of 43230881 is about 350.9657166268.
It can be divided in two parts, 432 and 30881, that added together give a palindrome (31313).
The spelling of 43230881 in words is "forty-three million, two hundred thirty thousand, eight hundred eighty-one".
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