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22080706 = 213979427
BaseRepresentation
bin101010000111…
…0110011000010
31112112211000221
41110032303002
521123040311
62105133254
7355453144
oct124166302
945484027
1022080706
111151161a
12748a22a
13476150b
142d0ac94
151e12671
hex150ecc2

22080706 has 8 divisors (see below), whose sum is σ = 33359760. Its totient is φ = 10960788.

The previous prime is 22080703. The next prime is 22080731. The reversal of 22080706 is 60708022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22080703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39436 + ... + 39991.

It is an arithmetic number, because the mean of its divisors is an integer number (4169970).

Almost surely, 222080706 is an apocalyptic number.

22080706 is a deficient number, since it is larger than the sum of its proper divisors (11279054).

22080706 is a wasteful number, since it uses less digits than its factorization.

22080706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79568.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 22080706 is about 4699.0111725766. The cubic root of 22080706 is about 280.5461533968.

Adding to 22080706 its reverse (60708022), we get a palindrome (82788728).

The spelling of 22080706 in words is "twenty-two million, eighty thousand, seven hundred six".

Divisors: 1 2 139 278 79427 158854 11040353 22080706