Search a number
-
+
2804025001 = 131173123727
BaseRepresentation
bin1010011100100010…
…0000011010101001
321020102021020011211
42213020200122221
521220312300001
61142123553121
7126325551001
oct24710403251
97212236154
102804025001
111209887538
1266308b7a1
13358c092bb
141c8591001
15116282351
hexa72206a9

2804025001 has 8 divisors (see below), whose sum is σ = 2841784704. Its totient is φ = 2766513360.

The previous prime is 2804024963. The next prime is 2804025017. The reversal of 2804025001 is 1005204082.

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-2804025001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2804025041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39201 + ... + 84526.

It is an arithmetic number, because the mean of its divisors is an integer number (355223088).

Almost surely, 22804025001 is an apocalyptic number.

It is an amenable number.

2804025001 is a deficient number, since it is larger than the sum of its proper divisors (37759703).

2804025001 is a wasteful number, since it uses less digits than its factorization.

2804025001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124031.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 2804025001 is about 52953.0452476531. The cubic root of 2804025001 is about 1410.1347893544.

Adding to 2804025001 its reverse (1005204082), we get a palindrome (3809229083).

The spelling of 2804025001 in words is "two billion, eight hundred four million, twenty-five thousand, one".

Divisors: 1 131 173 22663 123727 16208237 21404771 2804025001