Search a number
-
+
8315801041 = 192319029293
BaseRepresentation
bin1111011111010100…
…10000110111010001
3210110112122110111011
413233222100313101
5114012321113131
63453100250521
7413034066622
oct75752206721
923415573434
108315801041
113588064449
121740b40a41
13a26ab4042
1458c5d1a49
1533a0cb0b1
hex1efa90dd1

8315801041 has 8 divisors (see below), whose sum is σ = 9134061120. Its totient is φ = 7535599632.

The previous prime is 8315801017. The next prime is 8315801083. The reversal of 8315801041 is 1401085138.

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 8315801041 - 215 = 8315768273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8315800994 and 8315801012.

It is not an unprimeable number, because it can be changed into a prime (8315801441) 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, 9514210 + ... + 9515083.

It is an arithmetic number, because the mean of its divisors is an integer number (1141757640).

Almost surely, 28315801041 is an apocalyptic number.

It is an amenable number.

8315801041 is a deficient number, since it is larger than the sum of its proper divisors (818260079).

8315801041 is a wasteful number, since it uses less digits than its factorization.

8315801041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19029335.

The product of its (nonzero) digits is 3840, while the sum is 31.

The square root of 8315801041 is about 91191.0140364718. The cubic root of 8315801041 is about 2025.9778676825.

Adding to 8315801041 its reverse (1401085138), we get a palindrome (9716886179).

The spelling of 8315801041 in words is "eight billion, three hundred fifteen million, eight hundred one thousand, forty-one".

Divisors: 1 19 23 437 19029293 361556567 437673739 8315801041