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2160085067 = 7308583581
BaseRepresentation
bin1000000011000000…
…0100100001001011
312120112120200122122
42000300010201023
513410440210232
6554202041455
7104346264050
oct20060044113
95515520578
102160085067
11a09347978
125034a928b
1328569775a
14166c4b027
15c9985312
hex80c0484b

2160085067 has 4 divisors (see below), whose sum is σ = 2468668656. Its totient is φ = 1851501480.

The previous prime is 2160085051. The next prime is 2160085073. The reversal of 2160085067 is 7605800612.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2160085067 - 24 = 2160085051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2160088067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154291784 + ... + 154291797.

It is an arithmetic number, because the mean of its divisors is an integer number (617167164).

Almost surely, 22160085067 is an apocalyptic number.

2160085067 is a deficient number, since it is larger than the sum of its proper divisors (308583589).

2160085067 is an equidigital number, since it uses as much as digits as its factorization.

2160085067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308583588.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2160085067 is about 46476.7153206850. The cubic root of 2160085067 is about 1292.6777833608.

Adding to 2160085067 its reverse (7605800612), we get a palindrome (9765885679).

The spelling of 2160085067 in words is "two billion, one hundred sixty million, eighty-five thousand, sixty-seven".

Divisors: 1 7 308583581 2160085067