Search a number
-
+
80180241 = 383322009
BaseRepresentation
bin1001100011101…
…11010000010001
312120212120121120
410301313100101
5131011231431
611542312453
71662343431
oct461672021
9176776546
1080180241
1141294669
1222a28729
13137c443b
14a9122c1
15708c196
hex4c77411

80180241 has 8 divisors (see below), whose sum is σ = 108195360. Its totient is φ = 52809312.

The previous prime is 80180213. The next prime is 80180263. The reversal of 80180241 is 14208108.

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

It is not a de Polignac number, because 80180241 - 217 = 80049169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (80180201) 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, 160756 + ... + 161253.

It is an arithmetic number, because the mean of its divisors is an integer number (13524420).

Almost surely, 280180241 is an apocalyptic number.

It is an amenable number.

80180241 is a deficient number, since it is larger than the sum of its proper divisors (28015119).

80180241 is a wasteful number, since it uses less digits than its factorization.

80180241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322095.

The product of its (nonzero) digits is 512, while the sum is 24.

The square root of 80180241 is about 8954.3420193781. The cubic root of 80180241 is about 431.2102931726.

Adding to 80180241 its reverse (14208108), we get a palindrome (94388349).

The spelling of 80180241 in words is "eighty million, one hundred eighty thousand, two hundred forty-one".

Divisors: 1 3 83 249 322009 966027 26726747 80180241