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80839241 = 7103112121
BaseRepresentation
bin1001101000110…
…00001001001001
312122010001120222
410310120021021
5131143323431
612004355425
72001056630
oct464301111
9178101528
1080839241
11416a479a
12230a5b75
1313995392
14aa44517
15716c57b
hex4d18249

80839241 has 8 divisors (see below), whose sum is σ = 93285504. Its totient is φ = 68617440.

The previous prime is 80839237. The next prime is 80839271. The reversal of 80839241 is 14293808.

It is a happy number.

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 80839241 - 22 = 80839237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80839271) 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, 55340 + ... + 56781.

It is an arithmetic number, because the mean of its divisors is an integer number (11660688).

Almost surely, 280839241 is an apocalyptic number.

It is an amenable number.

80839241 is a deficient number, since it is larger than the sum of its proper divisors (12446263).

80839241 is a wasteful number, since it uses less digits than its factorization.

80839241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112231.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 80839241 is about 8991.0645087220. The cubic root of 80839241 is about 432.3884412729.

The spelling of 80839241 in words is "eighty million, eight hundred thirty-nine thousand, two hundred forty-one".

Divisors: 1 7 103 721 112121 784847 11548463 80839241