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8232081 = 3111331619
BaseRepresentation
bin11111011001110010010001
3120111020021220
4133121302101
54101411311
6452235253
7126654144
oct37316221
916436256
108232081
114712980
12290bb29
131922c70
14114405b
15ac9206
hex7d9c91

8232081 has 32 divisors (see below), whose sum is σ = 13332480. Its totient is φ = 4449600.

The previous prime is 8232043. The next prime is 8232083. The reversal of 8232081 is 1802328.

8232081 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8232081 - 26 = 8232017 is a prime.

It is a super-2 number, since 2×82320812 = 135534315181122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8232083) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 12990 + ... + 13608.

It is an arithmetic number, because the mean of its divisors is an integer number (416640).

Almost surely, 28232081 is an apocalyptic number.

It is an amenable number.

8232081 is a deficient number, since it is larger than the sum of its proper divisors (5100399).

8232081 is a wasteful number, since it uses less digits than its factorization.

8232081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 8232081 is about 2869.1603301314. The cubic root of 8232081 is about 201.9156020983.

The spelling of 8232081 in words is "eight million, two hundred thirty-two thousand, eighty-one".

Divisors: 1 3 11 13 31 33 39 93 143 341 403 429 619 1023 1209 1857 4433 6809 8047 13299 19189 20427 24141 57567 88517 211079 249457 265551 633237 748371 2744027 8232081