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22706484189 = 323329079481
BaseRepresentation
bin10101001001011010…
…010111001111011101
32011121110020220120220
4111021122113033131
5333000324443224
614233050431553
71432454634234
oct251132271735
964543226526
1022706484189
1196a2244714
1244984325b9
1321ab32187c
141155925b1b
158cd682279
hex5496973dd

22706484189 has 8 divisors (see below), whose sum is σ = 31591630272. Its totient is φ = 14479497120.

The previous prime is 22706484187. The next prime is 22706484233. The reversal of 22706484189 is 98148460722.

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

It is not a de Polignac number, because 22706484189 - 21 = 22706484187 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22706484187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164539672 + ... + 164539809.

It is an arithmetic number, because the mean of its divisors is an integer number (3948953784).

Almost surely, 222706484189 is an apocalyptic number.

It is an amenable number.

22706484189 is a deficient number, since it is larger than the sum of its proper divisors (8885146083).

22706484189 is a wasteful number, since it uses less digits than its factorization.

22706484189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329079507.

The product of its (nonzero) digits is 1548288, while the sum is 51.

The spelling of 22706484189 in words is "twenty-two billion, seven hundred six million, four hundred eighty-four thousand, one hundred eighty-nine".

Divisors: 1 3 23 69 329079481 987238443 7568828063 22706484189