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80407241 = 2317232029
BaseRepresentation
bin1001100101011…
…10101011001001
312121022002222222
410302232223021
5131041012431
611551223425
71664310305
oct462565311
9177262888
1080407241
114142a172
1222b17b75
1313873865
14a970d05
1570d457b
hex4caeac9

80407241 has 8 divisors (see below), whose sum is σ = 83993280. Its totient is φ = 76828752.

The previous prime is 80407231. The next prime is 80407267. The reversal of 80407241 is 14270408.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80407241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80407241.

It is not an unprimeable number, because it can be changed into a prime (80407231) 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, 38615 + ... + 40643.

It is an arithmetic number, because the mean of its divisors is an integer number (10499160).

Almost surely, 280407241 is an apocalyptic number.

It is an amenable number.

80407241 is a deficient number, since it is larger than the sum of its proper divisors (3586039).

80407241 is a wasteful number, since it uses less digits than its factorization.

80407241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3775.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 80407241 is about 8967.0084755174. The cubic root of 80407241 is about 431.6168459833.

Adding to 80407241 its reverse (14270408), we get a palindrome (94677649).

The spelling of 80407241 in words is "eighty million, four hundred seven thousand, two hundred forty-one".

Divisors: 1 23 1723 2029 39629 46667 3495967 80407241