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8069361 = 311712297
BaseRepresentation
bin11110110010000011110001
3120011222002020
4132302003301
54031204421
6444542053
7125405556
oct36620361
916158066
108069361
1146116a3
122851929
131896b91
141100a2d
15a95dc6
hex7b20f1

8069361 has 8 divisors (see below), whose sum is σ = 10773024. Its totient is φ = 5372640.

The previous prime is 8069359. The next prime is 8069377. The reversal of 8069361 is 1639608.

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

It is not a de Polignac number, because 8069361 - 21 = 8069359 is a prime.

It is a super-2 number, since 2×80693612 = 130229173896642, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (8069311) 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, 2365 + ... + 4661.

It is an arithmetic number, because the mean of its divisors is an integer number (1346628).

Almost surely, 28069361 is an apocalyptic number.

It is an amenable number.

8069361 is a deficient number, since it is larger than the sum of its proper divisors (2703663).

8069361 is a wasteful number, since it uses less digits than its factorization.

8069361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3471.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 8069361 is about 2840.6620707152. The cubic root of 8069361 is about 200.5763458652.

The spelling of 8069361 in words is "eight million, sixty-nine thousand, three hundred sixty-one".

Divisors: 1 3 1171 2297 3513 6891 2689787 8069361