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8408242801 = 74725556969
BaseRepresentation
bin1111101010010101…
…11001101001110001
3210200222120222202001
413311022321221301
5114210002232201
63510201454001
7415235612260
oct76512715161
923628528661
108408242801
1136252632a2
121767aa1301
13a3ccac4ca
1459a9b65d7
1534328b301
hex1f52b9a71

8408242801 has 8 divisors (see below), whose sum is σ = 9813876480. Its totient is φ = 7053723168.

The previous prime is 8408242783. The next prime is 8408242889. The reversal of 8408242801 is 1082428048.

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 8408242801 - 27 = 8408242673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8403242801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12778156 + ... + 12778813.

It is an arithmetic number, because the mean of its divisors is an integer number (1226734560).

Almost surely, 28408242801 is an apocalyptic number.

It is an amenable number.

8408242801 is a deficient number, since it is larger than the sum of its proper divisors (1405633679).

8408242801 is a wasteful number, since it uses less digits than its factorization.

8408242801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25557023.

The product of its (nonzero) digits is 32768, while the sum is 37.

The square root of 8408242801 is about 91696.4710389664. The cubic root of 8408242801 is about 2033.4574131543.

The spelling of 8408242801 in words is "eight billion, four hundred eight million, two hundred forty-two thousand, eight hundred one".

Divisors: 1 7 47 329 25556969 178898783 1201177543 8408242801