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8090124081 = 313207439079
BaseRepresentation
bin1111000100011010…
…10111111100110001
3202212210222212220020
413202031113330301
5113032032432311
63414435234053
7404323630404
oct74215277461
922783885806
108090124081
113481733a66
121699448929
139bc109690
1456a647d3b
1532539dc06
hex1e2357f31

8090124081 has 8 divisors (see below), whose sum is σ = 11616588480. Its totient is φ = 4978537872.

The previous prime is 8090124061. The next prime is 8090124143. The reversal of 8090124081 is 1804210908.

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

It is not a de Polignac number, because 8090124081 - 27 = 8090123953 is a prime.

It is a super-2 number, since 2×80901240812 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8090124011) 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, 103719501 + ... + 103719578.

It is an arithmetic number, because the mean of its divisors is an integer number (1452073560).

Almost surely, 28090124081 is an apocalyptic number.

It is an amenable number.

8090124081 is a deficient number, since it is larger than the sum of its proper divisors (3526464399).

8090124081 is a wasteful number, since it uses less digits than its factorization.

8090124081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207439095.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 8090124081 is about 89945.1170492317. The cubic root of 8090124081 is about 2007.4823126738.

Adding to 8090124081 its reverse (1804210908), we get a palindrome (9894334989).

The spelling of 8090124081 in words is "eight billion, ninety million, one hundred twenty-four thousand, eighty-one".

Divisors: 1 3 13 39 207439079 622317237 2696708027 8090124081