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8091282 = 231348547
BaseRepresentation
bin11110110111011010010010
3120020002011010
4132313122102
54032410112
6445231350
7125526513
oct36673222
916202133
108091282
114627111
122862556
1318a3b54
141108a0a
15a9c63c
hex7b7692

8091282 has 8 divisors (see below), whose sum is σ = 16182576. Its totient is φ = 2697092.

The previous prime is 8091277. The next prime is 8091289. The reversal of 8091282 is 2821908.

It is a sphenic number, since it is the product of 3 distinct primes.

8091282 is an admirable number.

It is a super-3 number, since 3×80912823 (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (8091289) 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, 674268 + ... + 674279.

It is an arithmetic number, because the mean of its divisors is an integer number (2022822).

Almost surely, 28091282 is an apocalyptic number.

8091282 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8091282 is a wasteful number, since it uses less digits than its factorization.

8091282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348552.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 8091282 is about 2844.5178853366. The cubic root of 8091282 is about 200.7578083394.

The spelling of 8091282 in words is "eight million, ninety-one thousand, two hundred eighty-two".

Divisors: 1 2 3 6 1348547 2697094 4045641 8091282