Search a number
-
+
8047868053 = 121319993319
BaseRepresentation
bin1110111111011000…
…01011100010010101
3202202212111001112011
413133230023202111
5112440223234203
63410325424221
7403301515111
oct73754134225
922685431464
108047868053
11345a8a2425
12168726b071
139b3433004
14564ba8741
1532180376d
hex1dfb0b895

8047868053 has 8 divisors (see below), whose sum is σ = 8060960000. Its totient is φ = 8034789168.

The previous prime is 8047868047. The next prime is 8047868083. The reversal of 8047868053 is 3508687408.

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-8047868053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8047867988 and 8047868006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8047868033) 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, 2423128 + ... + 2426446.

It is an arithmetic number, because the mean of its divisors is an integer number (1007620000).

Almost surely, 28047868053 is an apocalyptic number.

It is an amenable number.

8047868053 is a deficient number, since it is larger than the sum of its proper divisors (13091947).

8047868053 is a wasteful number, since it uses less digits than its factorization.

8047868053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6531.

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 8047868053 is about 89709.9105617657. The cubic root of 8047868053 is about 2003.9810746809.

The spelling of 8047868053 in words is "eight billion, forty-seven million, eight hundred sixty-eight thousand, fifty-three".

Divisors: 1 1213 1999 3319 2424787 4025947 6634681 8047868053