Search a number
-
+
8122941 = 328910141
BaseRepresentation
bin11110111111001000111101
3120021200120200
4132333020331
54034413231
6450034113
7126021021
oct36771075
916250520
108122941
114648982
122878939
1318b5398
141116381
15aa6be6
hex7bf23d

8122941 has 12 divisors (see below), whose sum is σ = 11866140. Its totient is φ = 5353920.

The previous prime is 8122931. The next prime is 8122951. The reversal of 8122941 is 1492218.

It is an interprime number because it is at equal distance from previous prime (8122931) and next prime (8122951).

It can be written as a sum of positive squares in 2 ways, for example, as 1512900 + 6610041 = 1230^2 + 2571^2 .

It is not a de Polignac number, because 8122941 - 25 = 8122909 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8122921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4270 + ... + 5871.

It is an arithmetic number, because the mean of its divisors is an integer number (988845).

Almost surely, 28122941 is an apocalyptic number.

It is an amenable number.

8122941 is a deficient number, since it is larger than the sum of its proper divisors (3743199).

8122941 is a wasteful number, since it uses less digits than its factorization.

8122941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10236 (or 10233 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 8122941 is about 2850.0773673709. The cubic root of 8122941 is about 201.0193045987.

The spelling of 8122941 in words is "eight million, one hundred twenty-two thousand, nine hundred forty-one".

Divisors: 1 3 9 89 267 801 10141 30423 91269 902549 2707647 8122941