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8504093 = 13654161
BaseRepresentation
bin100000011100…
…001100011101
3121000001102102
4200130030131
54134112333
6502134445
7132166163
oct40341435
917001372
108504093
114889284
122a21425
1319b9a10
1411b5233
15b2eae8
hex81c31d

8504093 has 4 divisors (see below), whose sum is σ = 9158268. Its totient is φ = 7849920.

The previous prime is 8504081. The next prime is 8504129. The reversal of 8504093 is 3904058.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4674244 + 3829849 = 2162^2 + 1957^2 .

It is not a de Polignac number, because 8504093 - 28 = 8503837 is a prime.

It is a super-3 number, since 3×85040933 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8504053) 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, 327068 + ... + 327093.

It is an arithmetic number, because the mean of its divisors is an integer number (2289567).

Almost surely, 28504093 is an apocalyptic number.

It is an amenable number.

8504093 is a deficient number, since it is larger than the sum of its proper divisors (654175).

8504093 is a wasteful number, since it uses less digits than its factorization.

8504093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654174.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 8504093 is about 2916.1778066503. The cubic root of 8504093 is about 204.1155071224.

The spelling of 8504093 in words is "eight million, five hundred four thousand, ninety-three".

Divisors: 1 13 654161 8504093