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8182801 = 11743891
BaseRepresentation
bin11111001101110000010001
3120101201200201
4133031300101
54043322201
6451215201
7126360364
oct37156021
916351621
108182801
114689950
1228a7501
1319066c3
1411300db
15ab9801
hex7cdc11

8182801 has 4 divisors (see below), whose sum is σ = 8926704. Its totient is φ = 7438900.

The previous prime is 8182793. The next prime is 8182813. The reversal of 8182801 is 1082818.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8182801 - 23 = 8182793 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8182801.

It is not an unprimeable number, because it can be changed into a prime (8182861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371935 + ... + 371956.

It is an arithmetic number, because the mean of its divisors is an integer number (2231676).

Almost surely, 28182801 is an apocalyptic number.

It is an amenable number.

8182801 is a deficient number, since it is larger than the sum of its proper divisors (743903).

8182801 is a wasteful number, since it uses less digits than its factorization.

8182801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743902.

The product of its (nonzero) digits is 1024, while the sum is 28.

The square root of 8182801 is about 2860.5595606454. The cubic root of 8182801 is about 201.5118839032.

The spelling of 8182801 in words is "eight million, one hundred eighty-two thousand, eight hundred one".

Divisors: 1 11 743891 8182801