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8514081 = 322932621
BaseRepresentation
bin100000011110…
…101000100001
3121000120010100
4200132220201
54134422311
6502253013
7132240252
oct40365041
917016110
108514081
114895834
122a27169
1319c1424
1411b8b29
15b32a56
hex81ea21

8514081 has 12 divisors (see below), whose sum is σ = 12722580. Its totient is φ = 5480160.

The previous prime is 8514073. The next prime is 8514131. The reversal of 8514081 is 1804158.

It can be written as a sum of positive squares in 2 ways, for example, as 4769856 + 3744225 = 2184^2 + 1935^2 .

It is not a de Polignac number, because 8514081 - 23 = 8514073 is a prime.

It is a super-2 number, since 2×85140812 = 144979150549122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8514041) 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, 16050 + ... + 16571.

It is an arithmetic number, because the mean of its divisors is an integer number (1060215).

Almost surely, 28514081 is an apocalyptic number.

It is an amenable number.

8514081 is a deficient number, since it is larger than the sum of its proper divisors (4208499).

8514081 is a wasteful number, since it uses less digits than its factorization.

8514081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32656 (or 32653 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 8514081 is about 2917.8898197156. The cubic root of 8514081 is about 204.1953866211.

It can be divided in two parts, 8 and 514081, that added together give a square (514089 = 7172).

The spelling of 8514081 in words is "eight million, five hundred fourteen thousand, eighty-one".

Divisors: 1 3 9 29 87 261 32621 97863 293589 946009 2838027 8514081