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8495039 = 71213577
BaseRepresentation
bin100000011001…
…111110111111
3120222121000002
4200121332333
54133320124
6502024515
7132130610
oct40317677
916877002
108495039
1148824a3
122a1813b
1319b5867
1411b1c07
15b2c0ae
hex819fbf

8495039 has 4 divisors (see below), whose sum is σ = 9708624. Its totient is φ = 7281456.

The previous prime is 8495029. The next prime is 8495041. The reversal of 8495039 is 9305948.

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

It is not a de Polignac number, because 8495039 - 216 = 8429503 is a prime.

It is a super-2 number, since 2×84950392 = 144331375223042, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8494993 and 8495011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8495029) 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, 606782 + ... + 606795.

It is an arithmetic number, because the mean of its divisors is an integer number (2427156).

Almost surely, 28495039 is an apocalyptic number.

8495039 is a deficient number, since it is larger than the sum of its proper divisors (1213585).

8495039 is a wasteful number, since it uses less digits than its factorization.

8495039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213584.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 8495039 is about 2914.6250187631. The cubic root of 8495039 is about 204.0430432690.

The spelling of 8495039 in words is "eight million, four hundred ninety-five thousand, thirty-nine".

Divisors: 1 7 1213577 8495039