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22676139 = 331944203
BaseRepresentation
bin101011010000…
…0001010101011
31120200001211000
41112200022223
521301114024
62130010043
7363513123
oct126401253
946601730
1022676139
1111888a12
127716923
13490c545
143023c83
151ecdcc9
hex15a02ab

22676139 has 16 divisors (see below), whose sum is σ = 35363200. Its totient is φ = 14321448.

The previous prime is 22676131. The next prime is 22676167. The reversal of 22676139 is 93167622.

It is not a de Polignac number, because 22676139 - 23 = 22676131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22676131) 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 15 ways as a sum of consecutive naturals, for example, 21589 + ... + 22614.

It is an arithmetic number, because the mean of its divisors is an integer number (2210200).

Almost surely, 222676139 is an apocalyptic number.

22676139 is a deficient number, since it is larger than the sum of its proper divisors (12687061).

22676139 is a wasteful number, since it uses less digits than its factorization.

22676139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44231 (or 44225 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 22676139 is about 4761.9469757653. The cubic root of 22676139 is about 283.0455752827.

It can be divided in two parts, 2267613 and 9, that added together give a palindrome (2267622).

The spelling of 22676139 in words is "twenty-two million, six hundred seventy-six thousand, one hundred thirty-nine".

Divisors: 1 3 9 19 27 57 171 513 44203 132609 397827 839857 1193481 2519571 7558713 22676139