Search a number
-
+
8841413 = 72180437
BaseRepresentation
bin100001101110…
…100011000101
3121122012010202
4201232203011
54230411123
6513300245
7135102500
oct41564305
917565122
108841413
114a99759
122b64685
131aa7409
141262137
15b99a28
hex86e8c5

8841413 has 6 divisors (see below), whose sum is σ = 10284966. Its totient is φ = 7578312.

The previous prime is 8841389. The next prime is 8841431. The reversal of 8841413 is 3141488.

It can be written as a sum of positive squares in only one way, i.e., 7491169 + 1350244 = 2737^2 + 1162^2 .

It is a de Polignac number, because none of the positive numbers 2k-8841413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8841463) 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 5 ways as a sum of consecutive naturals, for example, 90170 + ... + 90267.

It is an arithmetic number, because the mean of its divisors is an integer number (1714161).

Almost surely, 28841413 is an apocalyptic number.

It is an amenable number.

8841413 is a deficient number, since it is larger than the sum of its proper divisors (1443553).

8841413 is a wasteful number, since it uses less digits than its factorization.

8841413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180451 (or 180444 counting only the distinct ones).

The product of its digits is 3072, while the sum is 29.

The square root of 8841413 is about 2973.4513616335. The cubic root of 8841413 is about 206.7793786266.

The spelling of 8841413 in words is "eight million, eight hundred forty-one thousand, four hundred thirteen".

Divisors: 1 7 49 180437 1263059 8841413