[go: up one dir, main page]

Search a number
-
+
3082800805 = 57791114937
BaseRepresentation
bin1011011110111111…
…1100111010100101
321221211211111200121
42313233330322211
522303144111210
61225523041541
7136252242310
oct26757747245
97854744617
103082800805
111342184967
127205102b1
133a18b56b6
142135db977
1513099c6da
hexb7bfcea5

3082800805 has 16 divisors (see below), whose sum is σ = 4281361920. Its totient is φ = 2087160192.

The previous prime is 3082800803. The next prime is 3082800811. The reversal of 3082800805 is 5080082803.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3082800805 - 21 = 3082800803 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3082800803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554704 + ... + 560233.

It is an arithmetic number, because the mean of its divisors is an integer number (267585120).

Almost surely, 23082800805 is an apocalyptic number.

3082800805 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3082800805 is a deficient number, since it is larger than the sum of its proper divisors (1198561115).

3082800805 is a wasteful number, since it uses less digits than its factorization.

3082800805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115028.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 3082800805 is about 55522.9754696198. The cubic root of 3082800805 is about 1455.3981590441.

The spelling of 3082800805 in words is "three billion, eighty-two million, eight hundred thousand, eight hundred five".

Divisors: 1 5 7 35 79 395 553 2765 1114937 5574685 7804559 39022795 88080023 440400115 616560161 3082800805