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8429293 = 192319289
BaseRepresentation
bin100000001001…
…111011101101
3120212020211001
4200021323231
54124214133
6500400301
7131435125
oct40117355
916766731
108429293
114838064
1229a6091
131991962
141195c85
15b1787d
hex809eed

8429293 has 8 divisors (see below), whose sum is σ = 9259200. Its totient is φ = 7638048.

The previous prime is 8429257. The next prime is 8429329. The reversal of 8429293 is 3929248.

8429293 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8429257) and next prime (8429329).

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

It is a cyclic number.

It is not a de Polignac number, because 8429293 - 217 = 8298221 is a prime.

It is a d-powerful number, because it can be written as 8 + 45 + 215 + 92 + 223 + 94 + 35 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8429233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9208 + ... + 10081.

It is an arithmetic number, because the mean of its divisors is an integer number (1157400).

Almost surely, 28429293 is an apocalyptic number.

It is an amenable number.

8429293 is a deficient number, since it is larger than the sum of its proper divisors (829907).

8429293 is a wasteful number, since it uses less digits than its factorization.

8429293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19331.

The product of its digits is 31104, while the sum is 37.

The square root of 8429293 is about 2903.3244737714. The cubic root of 8429293 is about 203.5152932382.

The spelling of 8429293 in words is "eight million, four hundred twenty-nine thousand, two hundred ninety-three".

Divisors: 1 19 23 437 19289 366491 443647 8429293