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8124041 = 61971373
BaseRepresentation
bin11110111111011010001001
3120021202002102
4132333122021
54034432131
6450043145
7126024152
oct36773211
916252072
108124041
114649792
1228794b5
1318b5a33
141116929
15aa71cb
hex7bf689

8124041 has 8 divisors (see below), whose sum is σ = 8348424. Its totient is φ = 7902720.

The previous prime is 8124029. The next prime is 8124043. The reversal of 8124041 is 1404218.

It can be written as a sum of positive squares in 4 ways, for example, as 1254400 + 6869641 = 1120^2 + 2621^2 .

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 8124041 - 218 = 7861897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8124043) 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, 5231 + ... + 6603.

It is an arithmetic number, because the mean of its divisors is an integer number (1043553).

Almost surely, 28124041 is an apocalyptic number.

It is an amenable number.

8124041 is a deficient number, since it is larger than the sum of its proper divisors (224383).

8124041 is a wasteful number, since it uses less digits than its factorization.

8124041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 8124041 is about 2850.2703380557. The cubic root of 8124041 is about 201.0283781290.

Adding to 8124041 its reverse (1404218), we get a palindrome (9528259).

The spelling of 8124041 in words is "eight million, one hundred twenty-four thousand, forty-one".

Divisors: 1 61 97 1373 5917 83753 133181 8124041