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8290473 = 32763491
BaseRepresentation
bin11111101000000010101001
3120121012101120
4133220002221
54110243343
6453405453
7130316322
oct37500251
916535346
108290473
114752834
122939889
131943709
14115b449
15adb683
hex7e80a9

8290473 has 4 divisors (see below), whose sum is σ = 11053968. Its totient is φ = 5526980.

The previous prime is 8290463. The next prime is 8290481. The reversal of 8290473 is 3740928.

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 8290473 - 26 = 8290409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8290453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1381743 + ... + 1381748.

It is an arithmetic number, because the mean of its divisors is an integer number (2763492).

Almost surely, 28290473 is an apocalyptic number.

It is an amenable number.

8290473 is a deficient number, since it is larger than the sum of its proper divisors (2763495).

8290473 is a wasteful number, since it uses less digits than its factorization.

8290473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763494.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 8290473 is about 2879.3181484511. The cubic root of 8290473 is about 202.3918886411.

The spelling of 8290473 in words is "eight million, two hundred ninety thousand, four hundred seventy-three".

Divisors: 1 3 2763491 8290473