Search a number
-
+
43130485 = 557115107
BaseRepresentation
bin1010010010000…
…1111001110101
310000011020220101
42210201321311
542020133420
64140234101
71032413566
oct244417165
9100136811
1043130485
1122389632
121253b931
138c216c8
145a2a16d
153bbe60a
hex2921e75

43130485 has 8 divisors (see below), whose sum is σ = 51850656. Its totient is φ = 34441680.

The previous prime is 43130471. The next prime is 43130509. The reversal of 43130485 is 58403134.

43130485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43130485 - 213 = 43122293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4699 + ... + 10408.

It is an arithmetic number, because the mean of its divisors is an integer number (6481332).

Almost surely, 243130485 is an apocalyptic number.

It is an amenable number.

43130485 is a deficient number, since it is larger than the sum of its proper divisors (8720171).

43130485 is a wasteful number, since it uses less digits than its factorization.

43130485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15683.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 43130485 is about 6567.3803757663. The cubic root of 43130485 is about 350.6938209771.

The spelling of 43130485 in words is "forty-three million, one hundred thirty thousand, four hundred eighty-five".

Divisors: 1 5 571 2855 15107 75535 8626097 43130485