Base | Representation |
---|---|
bin | 1010010001101… |
… | …0001100110010 |
3 | 10000002122121200 |
4 | 2210122030302 |
5 | 42013131210 |
6 | 4135432030 |
7 | 1032222600 |
oct | 244321462 |
9 | 100078550 |
10 | 43098930 |
11 | 22367956 |
12 | 12525616 |
13 | 8c10234 |
14 | 5a1c870 |
15 | 3bb50c0 |
hex | 291a332 |
43098930 has 144 divisors (see below), whose sum is σ = 135247320. Its totient is φ = 9483264.
The previous prime is 43098929. The next prime is 43098931. The reversal of 43098930 is 3989034.
It is an interprime number because it is at equal distance from previous prime (43098929) and next prime (43098931).
It can be written as a sum of positive squares in 4 ways, for example, as 30503529 + 12595401 = 5523^2 + 3549^2 .
It is not an unprimeable number, because it can be changed into a prime (43098931) by changing a digit.
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 71 ways as a sum of consecutive naturals, for example, 127722 + ... + 128058.
Almost surely, 243098930 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 43098930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67623660).
43098930 is an abundant number, since it is smaller than the sum of its proper divisors (92148390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43098930 is a wasteful number, since it uses less digits than its factorization.
43098930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 393 (or 383 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The square root of 43098930 is about 6564.9775323302. The cubic root of 43098930 is about 350.6082755804.
The spelling of 43098930 in words is "forty-three million, ninety-eight thousand, nine hundred thirty".
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